PackageManagerService.java revision abcbe2f62e6278d8aeb0b8c302d23aeae59899d4
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.server.pm; 18 19import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 28import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 29import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 30import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 31import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 32import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 33import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 34import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 35import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 36import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 37import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 38import static android.content.pm.PackageManager.INSTALL_FAILED_DEXOPT; 39import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 40import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 41import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 42import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 43import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 44import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 45import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 46import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 47import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 48import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 49import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 50import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 51import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 52import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 53import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 54import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 55import static android.content.pm.PackageManager.INSTALL_INTERNAL; 56import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 57import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 58import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 59import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 60import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 61import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 62import static android.content.pm.PackageManager.MATCH_ALL; 63import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 64import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 65import static android.content.pm.PackageManager.MATCH_ENCRYPTION_AWARE; 66import static android.content.pm.PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 67import static android.content.pm.PackageManager.MATCH_ENCRYPTION_UNAWARE; 68import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 69import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 70import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 71import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 72import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 73import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 74import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 75import static android.content.pm.PackageManager.PERMISSION_DENIED; 76import static android.content.pm.PackageManager.PERMISSION_GRANTED; 77import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 78import static android.content.pm.PackageParser.isApkFile; 79import static android.os.Process.PACKAGE_INFO_GID; 80import static android.os.Process.SYSTEM_UID; 81import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 82import static android.system.OsConstants.O_CREAT; 83import static android.system.OsConstants.O_RDWR; 84 85import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 86import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 87import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 88import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 89import static com.android.internal.util.ArrayUtils.appendInt; 90import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 91import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 92import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 93import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 94import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 95import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 96import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 97import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 98import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 99 100import android.Manifest; 101import android.annotation.NonNull; 102import android.annotation.Nullable; 103import android.app.ActivityManager; 104import android.app.ActivityManagerNative; 105import android.app.IActivityManager; 106import android.app.admin.IDevicePolicyManager; 107import android.app.backup.IBackupManager; 108import android.content.BroadcastReceiver; 109import android.content.ComponentName; 110import android.content.Context; 111import android.content.IIntentReceiver; 112import android.content.Intent; 113import android.content.IntentFilter; 114import android.content.IntentSender; 115import android.content.IntentSender.SendIntentException; 116import android.content.ServiceConnection; 117import android.content.pm.ActivityInfo; 118import android.content.pm.ApplicationInfo; 119import android.content.pm.AppsQueryHelper; 120import android.content.pm.ComponentInfo; 121import android.content.pm.EphemeralApplicationInfo; 122import android.content.pm.EphemeralResolveInfo; 123import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 124import android.content.pm.FeatureInfo; 125import android.content.pm.IOnPermissionsChangeListener; 126import android.content.pm.IPackageDataObserver; 127import android.content.pm.IPackageDeleteObserver; 128import android.content.pm.IPackageDeleteObserver2; 129import android.content.pm.IPackageInstallObserver2; 130import android.content.pm.IPackageInstaller; 131import android.content.pm.IPackageManager; 132import android.content.pm.IPackageMoveObserver; 133import android.content.pm.IPackageStatsObserver; 134import android.content.pm.InstrumentationInfo; 135import android.content.pm.IntentFilterVerificationInfo; 136import android.content.pm.KeySet; 137import android.content.pm.PackageCleanItem; 138import android.content.pm.PackageInfo; 139import android.content.pm.PackageInfoLite; 140import android.content.pm.PackageInstaller; 141import android.content.pm.PackageManager; 142import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 143import android.content.pm.PackageManagerInternal; 144import android.content.pm.PackageParser; 145import android.content.pm.PackageParser.ActivityIntentInfo; 146import android.content.pm.PackageParser.PackageLite; 147import android.content.pm.PackageParser.PackageParserException; 148import android.content.pm.PackageStats; 149import android.content.pm.PackageUserState; 150import android.content.pm.ParceledListSlice; 151import android.content.pm.PermissionGroupInfo; 152import android.content.pm.PermissionInfo; 153import android.content.pm.ProviderInfo; 154import android.content.pm.ResolveInfo; 155import android.content.pm.ServiceInfo; 156import android.content.pm.Signature; 157import android.content.pm.UserInfo; 158import android.content.pm.VerifierDeviceIdentity; 159import android.content.pm.VerifierInfo; 160import android.content.res.Resources; 161import android.graphics.Bitmap; 162import android.hardware.display.DisplayManager; 163import android.net.Uri; 164import android.os.Binder; 165import android.os.Build; 166import android.os.Bundle; 167import android.os.Debug; 168import android.os.Environment; 169import android.os.Environment.UserEnvironment; 170import android.os.FileUtils; 171import android.os.Handler; 172import android.os.IBinder; 173import android.os.Looper; 174import android.os.Message; 175import android.os.Parcel; 176import android.os.ParcelFileDescriptor; 177import android.os.Parcelable; 178import android.os.Process; 179import android.os.RemoteCallbackList; 180import android.os.RemoteException; 181import android.os.ResultReceiver; 182import android.os.SELinux; 183import android.os.ServiceManager; 184import android.os.SystemClock; 185import android.os.SystemProperties; 186import android.os.Trace; 187import android.os.UserHandle; 188import android.os.UserManager; 189import android.os.storage.IMountService; 190import android.os.storage.MountServiceInternal; 191import android.os.storage.StorageEventListener; 192import android.os.storage.StorageManager; 193import android.os.storage.VolumeInfo; 194import android.os.storage.VolumeRecord; 195import android.security.KeyStore; 196import android.security.SystemKeyStore; 197import android.system.ErrnoException; 198import android.system.Os; 199import android.text.TextUtils; 200import android.text.format.DateUtils; 201import android.util.ArrayMap; 202import android.util.ArraySet; 203import android.util.AtomicFile; 204import android.util.DisplayMetrics; 205import android.util.EventLog; 206import android.util.ExceptionUtils; 207import android.util.Log; 208import android.util.LogPrinter; 209import android.util.MathUtils; 210import android.util.PrintStreamPrinter; 211import android.util.Slog; 212import android.util.SparseArray; 213import android.util.SparseBooleanArray; 214import android.util.SparseIntArray; 215import android.util.Xml; 216import android.view.Display; 217 218import com.android.internal.R; 219import com.android.internal.annotations.GuardedBy; 220import com.android.internal.app.IMediaContainerService; 221import com.android.internal.app.ResolverActivity; 222import com.android.internal.content.NativeLibraryHelper; 223import com.android.internal.content.PackageHelper; 224import com.android.internal.os.IParcelFileDescriptorFactory; 225import com.android.internal.os.InstallerConnection.InstallerException; 226import com.android.internal.os.SomeArgs; 227import com.android.internal.os.Zygote; 228import com.android.internal.util.ArrayUtils; 229import com.android.internal.util.FastPrintWriter; 230import com.android.internal.util.FastXmlSerializer; 231import com.android.internal.util.IndentingPrintWriter; 232import com.android.internal.util.Preconditions; 233import com.android.internal.util.XmlUtils; 234import com.android.server.EventLogTags; 235import com.android.server.FgThread; 236import com.android.server.IntentResolver; 237import com.android.server.LocalServices; 238import com.android.server.ServiceThread; 239import com.android.server.SystemConfig; 240import com.android.server.Watchdog; 241import com.android.server.pm.PermissionsState.PermissionState; 242import com.android.server.pm.Settings.DatabaseVersion; 243import com.android.server.pm.Settings.VersionInfo; 244import com.android.server.storage.DeviceStorageMonitorInternal; 245 246import dalvik.system.DexFile; 247import dalvik.system.VMRuntime; 248 249import libcore.io.IoUtils; 250import libcore.util.EmptyArray; 251 252import org.xmlpull.v1.XmlPullParser; 253import org.xmlpull.v1.XmlPullParserException; 254import org.xmlpull.v1.XmlSerializer; 255 256import java.io.BufferedInputStream; 257import java.io.BufferedOutputStream; 258import java.io.BufferedReader; 259import java.io.ByteArrayInputStream; 260import java.io.ByteArrayOutputStream; 261import java.io.File; 262import java.io.FileDescriptor; 263import java.io.FileNotFoundException; 264import java.io.FileOutputStream; 265import java.io.FileReader; 266import java.io.FilenameFilter; 267import java.io.IOException; 268import java.io.InputStream; 269import java.io.PrintWriter; 270import java.nio.charset.StandardCharsets; 271import java.security.MessageDigest; 272import java.security.NoSuchAlgorithmException; 273import java.security.PublicKey; 274import java.security.cert.CertificateEncodingException; 275import java.security.cert.CertificateException; 276import java.text.SimpleDateFormat; 277import java.util.ArrayList; 278import java.util.Arrays; 279import java.util.Collection; 280import java.util.Collections; 281import java.util.Comparator; 282import java.util.Date; 283import java.util.HashSet; 284import java.util.Iterator; 285import java.util.List; 286import java.util.Map; 287import java.util.Objects; 288import java.util.Set; 289import java.util.concurrent.CountDownLatch; 290import java.util.concurrent.TimeUnit; 291import java.util.concurrent.atomic.AtomicBoolean; 292import java.util.concurrent.atomic.AtomicInteger; 293import java.util.concurrent.atomic.AtomicLong; 294 295/** 296 * Keep track of all those .apks everywhere. 297 * 298 * This is very central to the platform's security; please run the unit 299 * tests whenever making modifications here: 300 * 301runtest -c android.content.pm.PackageManagerTests frameworks-core 302 * 303 * {@hide} 304 */ 305public class PackageManagerService extends IPackageManager.Stub { 306 static final String TAG = "PackageManager"; 307 static final boolean DEBUG_SETTINGS = false; 308 static final boolean DEBUG_PREFERRED = false; 309 static final boolean DEBUG_UPGRADE = false; 310 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 311 private static final boolean DEBUG_BACKUP = false; 312 private static final boolean DEBUG_INSTALL = false; 313 private static final boolean DEBUG_REMOVE = false; 314 private static final boolean DEBUG_BROADCASTS = false; 315 private static final boolean DEBUG_SHOW_INFO = false; 316 private static final boolean DEBUG_PACKAGE_INFO = false; 317 private static final boolean DEBUG_INTENT_MATCHING = false; 318 private static final boolean DEBUG_PACKAGE_SCANNING = false; 319 private static final boolean DEBUG_VERIFY = false; 320 321 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 322 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 323 // user, but by default initialize to this. 324 static final boolean DEBUG_DEXOPT = false; 325 326 private static final boolean DEBUG_ABI_SELECTION = false; 327 private static final boolean DEBUG_EPHEMERAL = false; 328 private static final boolean DEBUG_TRIAGED_MISSING = false; 329 private static final boolean DEBUG_APP_DATA = false; 330 331 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 332 333 private static final boolean DISABLE_EPHEMERAL_APPS = true; 334 335 private static final int RADIO_UID = Process.PHONE_UID; 336 private static final int LOG_UID = Process.LOG_UID; 337 private static final int NFC_UID = Process.NFC_UID; 338 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 339 private static final int SHELL_UID = Process.SHELL_UID; 340 341 // Cap the size of permission trees that 3rd party apps can define 342 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 343 344 // Suffix used during package installation when copying/moving 345 // package apks to install directory. 346 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 347 348 static final int SCAN_NO_DEX = 1<<1; 349 static final int SCAN_FORCE_DEX = 1<<2; 350 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 351 static final int SCAN_NEW_INSTALL = 1<<4; 352 static final int SCAN_NO_PATHS = 1<<5; 353 static final int SCAN_UPDATE_TIME = 1<<6; 354 static final int SCAN_DEFER_DEX = 1<<7; 355 static final int SCAN_BOOTING = 1<<8; 356 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 357 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 358 static final int SCAN_REPLACING = 1<<11; 359 static final int SCAN_REQUIRE_KNOWN = 1<<12; 360 static final int SCAN_MOVE = 1<<13; 361 static final int SCAN_INITIAL = 1<<14; 362 static final int SCAN_CHECK_ONLY = 1<<15; 363 364 static final int REMOVE_CHATTY = 1<<16; 365 366 private static final int[] EMPTY_INT_ARRAY = new int[0]; 367 368 /** 369 * Timeout (in milliseconds) after which the watchdog should declare that 370 * our handler thread is wedged. The usual default for such things is one 371 * minute but we sometimes do very lengthy I/O operations on this thread, 372 * such as installing multi-gigabyte applications, so ours needs to be longer. 373 */ 374 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 375 376 /** 377 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 378 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 379 * settings entry if available, otherwise we use the hardcoded default. If it's been 380 * more than this long since the last fstrim, we force one during the boot sequence. 381 * 382 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 383 * one gets run at the next available charging+idle time. This final mandatory 384 * no-fstrim check kicks in only of the other scheduling criteria is never met. 385 */ 386 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 387 388 /** 389 * Whether verification is enabled by default. 390 */ 391 private static final boolean DEFAULT_VERIFY_ENABLE = true; 392 393 /** 394 * The default maximum time to wait for the verification agent to return in 395 * milliseconds. 396 */ 397 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 398 399 /** 400 * The default response for package verification timeout. 401 * 402 * This can be either PackageManager.VERIFICATION_ALLOW or 403 * PackageManager.VERIFICATION_REJECT. 404 */ 405 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 406 407 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 408 409 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 410 DEFAULT_CONTAINER_PACKAGE, 411 "com.android.defcontainer.DefaultContainerService"); 412 413 private static final String KILL_APP_REASON_GIDS_CHANGED = 414 "permission grant or revoke changed gids"; 415 416 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 417 "permissions revoked"; 418 419 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 420 421 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 422 423 /** Permission grant: not grant the permission. */ 424 private static final int GRANT_DENIED = 1; 425 426 /** Permission grant: grant the permission as an install permission. */ 427 private static final int GRANT_INSTALL = 2; 428 429 /** Permission grant: grant the permission as a runtime one. */ 430 private static final int GRANT_RUNTIME = 3; 431 432 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 433 private static final int GRANT_UPGRADE = 4; 434 435 /** Canonical intent used to identify what counts as a "web browser" app */ 436 private static final Intent sBrowserIntent; 437 static { 438 sBrowserIntent = new Intent(); 439 sBrowserIntent.setAction(Intent.ACTION_VIEW); 440 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 441 sBrowserIntent.setData(Uri.parse("http:")); 442 } 443 444 final ServiceThread mHandlerThread; 445 446 final PackageHandler mHandler; 447 448 /** 449 * Messages for {@link #mHandler} that need to wait for system ready before 450 * being dispatched. 451 */ 452 private ArrayList<Message> mPostSystemReadyMessages; 453 454 final int mSdkVersion = Build.VERSION.SDK_INT; 455 456 final Context mContext; 457 final boolean mFactoryTest; 458 final boolean mOnlyCore; 459 final DisplayMetrics mMetrics; 460 final int mDefParseFlags; 461 final String[] mSeparateProcesses; 462 final boolean mIsUpgrade; 463 464 /** The location for ASEC container files on internal storage. */ 465 final String mAsecInternalPath; 466 467 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 468 // LOCK HELD. Can be called with mInstallLock held. 469 @GuardedBy("mInstallLock") 470 final Installer mInstaller; 471 472 /** Directory where installed third-party apps stored */ 473 final File mAppInstallDir; 474 final File mEphemeralInstallDir; 475 476 /** 477 * Directory to which applications installed internally have their 478 * 32 bit native libraries copied. 479 */ 480 private File mAppLib32InstallDir; 481 482 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 483 // apps. 484 final File mDrmAppPrivateInstallDir; 485 486 // ---------------------------------------------------------------- 487 488 // Lock for state used when installing and doing other long running 489 // operations. Methods that must be called with this lock held have 490 // the suffix "LI". 491 final Object mInstallLock = new Object(); 492 493 // ---------------------------------------------------------------- 494 495 // Keys are String (package name), values are Package. This also serves 496 // as the lock for the global state. Methods that must be called with 497 // this lock held have the prefix "LP". 498 @GuardedBy("mPackages") 499 final ArrayMap<String, PackageParser.Package> mPackages = 500 new ArrayMap<String, PackageParser.Package>(); 501 502 // Tracks available target package names -> overlay package paths. 503 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 504 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 505 506 /** 507 * Tracks new system packages [received in an OTA] that we expect to 508 * find updated user-installed versions. Keys are package name, values 509 * are package location. 510 */ 511 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 512 513 /** 514 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 515 */ 516 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 517 /** 518 * Whether or not system app permissions should be promoted from install to runtime. 519 */ 520 boolean mPromoteSystemApps; 521 522 final Settings mSettings; 523 boolean mRestoredSettings; 524 525 // System configuration read by SystemConfig. 526 final int[] mGlobalGids; 527 final SparseArray<ArraySet<String>> mSystemPermissions; 528 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 529 530 // If mac_permissions.xml was found for seinfo labeling. 531 boolean mFoundPolicyFile; 532 533 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 534 535 public static final class SharedLibraryEntry { 536 public final String path; 537 public final String apk; 538 539 SharedLibraryEntry(String _path, String _apk) { 540 path = _path; 541 apk = _apk; 542 } 543 } 544 545 // Currently known shared libraries. 546 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 547 new ArrayMap<String, SharedLibraryEntry>(); 548 549 // All available activities, for your resolving pleasure. 550 final ActivityIntentResolver mActivities = 551 new ActivityIntentResolver(); 552 553 // All available receivers, for your resolving pleasure. 554 final ActivityIntentResolver mReceivers = 555 new ActivityIntentResolver(); 556 557 // All available services, for your resolving pleasure. 558 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 559 560 // All available providers, for your resolving pleasure. 561 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 562 563 // Mapping from provider base names (first directory in content URI codePath) 564 // to the provider information. 565 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 566 new ArrayMap<String, PackageParser.Provider>(); 567 568 // Mapping from instrumentation class names to info about them. 569 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 570 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 571 572 // Mapping from permission names to info about them. 573 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 574 new ArrayMap<String, PackageParser.PermissionGroup>(); 575 576 // Packages whose data we have transfered into another package, thus 577 // should no longer exist. 578 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 579 580 // Broadcast actions that are only available to the system. 581 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 582 583 /** List of packages waiting for verification. */ 584 final SparseArray<PackageVerificationState> mPendingVerification 585 = new SparseArray<PackageVerificationState>(); 586 587 /** Set of packages associated with each app op permission. */ 588 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 589 590 final PackageInstallerService mInstallerService; 591 592 private final PackageDexOptimizer mPackageDexOptimizer; 593 594 private AtomicInteger mNextMoveId = new AtomicInteger(); 595 private final MoveCallbacks mMoveCallbacks; 596 597 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 598 599 // Cache of users who need badging. 600 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 601 602 /** Token for keys in mPendingVerification. */ 603 private int mPendingVerificationToken = 0; 604 605 volatile boolean mSystemReady; 606 volatile boolean mSafeMode; 607 volatile boolean mHasSystemUidErrors; 608 609 ApplicationInfo mAndroidApplication; 610 final ActivityInfo mResolveActivity = new ActivityInfo(); 611 final ResolveInfo mResolveInfo = new ResolveInfo(); 612 ComponentName mResolveComponentName; 613 PackageParser.Package mPlatformPackage; 614 ComponentName mCustomResolverComponentName; 615 616 boolean mResolverReplaced = false; 617 618 private final @Nullable ComponentName mIntentFilterVerifierComponent; 619 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 620 621 private int mIntentFilterVerificationToken = 0; 622 623 /** Component that knows whether or not an ephemeral application exists */ 624 final ComponentName mEphemeralResolverComponent; 625 /** The service connection to the ephemeral resolver */ 626 final EphemeralResolverConnection mEphemeralResolverConnection; 627 628 /** Component used to install ephemeral applications */ 629 final ComponentName mEphemeralInstallerComponent; 630 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 631 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 632 633 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 634 = new SparseArray<IntentFilterVerificationState>(); 635 636 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy = 637 new DefaultPermissionGrantPolicy(this); 638 639 // List of packages names to keep cached, even if they are uninstalled for all users 640 private List<String> mKeepUninstalledPackages; 641 642 private static class IFVerificationParams { 643 PackageParser.Package pkg; 644 boolean replacing; 645 int userId; 646 int verifierUid; 647 648 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 649 int _userId, int _verifierUid) { 650 pkg = _pkg; 651 replacing = _replacing; 652 userId = _userId; 653 replacing = _replacing; 654 verifierUid = _verifierUid; 655 } 656 } 657 658 private interface IntentFilterVerifier<T extends IntentFilter> { 659 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 660 T filter, String packageName); 661 void startVerifications(int userId); 662 void receiveVerificationResponse(int verificationId); 663 } 664 665 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 666 private Context mContext; 667 private ComponentName mIntentFilterVerifierComponent; 668 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 669 670 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 671 mContext = context; 672 mIntentFilterVerifierComponent = verifierComponent; 673 } 674 675 private String getDefaultScheme() { 676 return IntentFilter.SCHEME_HTTPS; 677 } 678 679 @Override 680 public void startVerifications(int userId) { 681 // Launch verifications requests 682 int count = mCurrentIntentFilterVerifications.size(); 683 for (int n=0; n<count; n++) { 684 int verificationId = mCurrentIntentFilterVerifications.get(n); 685 final IntentFilterVerificationState ivs = 686 mIntentFilterVerificationStates.get(verificationId); 687 688 String packageName = ivs.getPackageName(); 689 690 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 691 final int filterCount = filters.size(); 692 ArraySet<String> domainsSet = new ArraySet<>(); 693 for (int m=0; m<filterCount; m++) { 694 PackageParser.ActivityIntentInfo filter = filters.get(m); 695 domainsSet.addAll(filter.getHostsList()); 696 } 697 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 698 synchronized (mPackages) { 699 if (mSettings.createIntentFilterVerificationIfNeededLPw( 700 packageName, domainsList) != null) { 701 scheduleWriteSettingsLocked(); 702 } 703 } 704 sendVerificationRequest(userId, verificationId, ivs); 705 } 706 mCurrentIntentFilterVerifications.clear(); 707 } 708 709 private void sendVerificationRequest(int userId, int verificationId, 710 IntentFilterVerificationState ivs) { 711 712 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 713 verificationIntent.putExtra( 714 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 715 verificationId); 716 verificationIntent.putExtra( 717 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 718 getDefaultScheme()); 719 verificationIntent.putExtra( 720 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 721 ivs.getHostsString()); 722 verificationIntent.putExtra( 723 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 724 ivs.getPackageName()); 725 verificationIntent.setComponent(mIntentFilterVerifierComponent); 726 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 727 728 UserHandle user = new UserHandle(userId); 729 mContext.sendBroadcastAsUser(verificationIntent, user); 730 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 731 "Sending IntentFilter verification broadcast"); 732 } 733 734 public void receiveVerificationResponse(int verificationId) { 735 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 736 737 final boolean verified = ivs.isVerified(); 738 739 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 740 final int count = filters.size(); 741 if (DEBUG_DOMAIN_VERIFICATION) { 742 Slog.i(TAG, "Received verification response " + verificationId 743 + " for " + count + " filters, verified=" + verified); 744 } 745 for (int n=0; n<count; n++) { 746 PackageParser.ActivityIntentInfo filter = filters.get(n); 747 filter.setVerified(verified); 748 749 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 750 + " verified with result:" + verified + " and hosts:" 751 + ivs.getHostsString()); 752 } 753 754 mIntentFilterVerificationStates.remove(verificationId); 755 756 final String packageName = ivs.getPackageName(); 757 IntentFilterVerificationInfo ivi = null; 758 759 synchronized (mPackages) { 760 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 761 } 762 if (ivi == null) { 763 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 764 + verificationId + " packageName:" + packageName); 765 return; 766 } 767 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 768 "Updating IntentFilterVerificationInfo for package " + packageName 769 +" verificationId:" + verificationId); 770 771 synchronized (mPackages) { 772 if (verified) { 773 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 774 } else { 775 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 776 } 777 scheduleWriteSettingsLocked(); 778 779 final int userId = ivs.getUserId(); 780 if (userId != UserHandle.USER_ALL) { 781 final int userStatus = 782 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 783 784 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 785 boolean needUpdate = false; 786 787 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 788 // already been set by the User thru the Disambiguation dialog 789 switch (userStatus) { 790 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 791 if (verified) { 792 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 793 } else { 794 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 795 } 796 needUpdate = true; 797 break; 798 799 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 800 if (verified) { 801 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 802 needUpdate = true; 803 } 804 break; 805 806 default: 807 // Nothing to do 808 } 809 810 if (needUpdate) { 811 mSettings.updateIntentFilterVerificationStatusLPw( 812 packageName, updatedStatus, userId); 813 scheduleWritePackageRestrictionsLocked(userId); 814 } 815 } 816 } 817 } 818 819 @Override 820 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 821 ActivityIntentInfo filter, String packageName) { 822 if (!hasValidDomains(filter)) { 823 return false; 824 } 825 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 826 if (ivs == null) { 827 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 828 packageName); 829 } 830 if (DEBUG_DOMAIN_VERIFICATION) { 831 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 832 } 833 ivs.addFilter(filter); 834 return true; 835 } 836 837 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 838 int userId, int verificationId, String packageName) { 839 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 840 verifierUid, userId, packageName); 841 ivs.setPendingState(); 842 synchronized (mPackages) { 843 mIntentFilterVerificationStates.append(verificationId, ivs); 844 mCurrentIntentFilterVerifications.add(verificationId); 845 } 846 return ivs; 847 } 848 } 849 850 private static boolean hasValidDomains(ActivityIntentInfo filter) { 851 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 852 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 853 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 854 } 855 856 // Set of pending broadcasts for aggregating enable/disable of components. 857 static class PendingPackageBroadcasts { 858 // for each user id, a map of <package name -> components within that package> 859 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 860 861 public PendingPackageBroadcasts() { 862 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 863 } 864 865 public ArrayList<String> get(int userId, String packageName) { 866 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 867 return packages.get(packageName); 868 } 869 870 public void put(int userId, String packageName, ArrayList<String> components) { 871 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 872 packages.put(packageName, components); 873 } 874 875 public void remove(int userId, String packageName) { 876 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 877 if (packages != null) { 878 packages.remove(packageName); 879 } 880 } 881 882 public void remove(int userId) { 883 mUidMap.remove(userId); 884 } 885 886 public int userIdCount() { 887 return mUidMap.size(); 888 } 889 890 public int userIdAt(int n) { 891 return mUidMap.keyAt(n); 892 } 893 894 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 895 return mUidMap.get(userId); 896 } 897 898 public int size() { 899 // total number of pending broadcast entries across all userIds 900 int num = 0; 901 for (int i = 0; i< mUidMap.size(); i++) { 902 num += mUidMap.valueAt(i).size(); 903 } 904 return num; 905 } 906 907 public void clear() { 908 mUidMap.clear(); 909 } 910 911 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 912 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 913 if (map == null) { 914 map = new ArrayMap<String, ArrayList<String>>(); 915 mUidMap.put(userId, map); 916 } 917 return map; 918 } 919 } 920 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 921 922 // Service Connection to remote media container service to copy 923 // package uri's from external media onto secure containers 924 // or internal storage. 925 private IMediaContainerService mContainerService = null; 926 927 static final int SEND_PENDING_BROADCAST = 1; 928 static final int MCS_BOUND = 3; 929 static final int END_COPY = 4; 930 static final int INIT_COPY = 5; 931 static final int MCS_UNBIND = 6; 932 static final int START_CLEANING_PACKAGE = 7; 933 static final int FIND_INSTALL_LOC = 8; 934 static final int POST_INSTALL = 9; 935 static final int MCS_RECONNECT = 10; 936 static final int MCS_GIVE_UP = 11; 937 static final int UPDATED_MEDIA_STATUS = 12; 938 static final int WRITE_SETTINGS = 13; 939 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 940 static final int PACKAGE_VERIFIED = 15; 941 static final int CHECK_PENDING_VERIFICATION = 16; 942 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 943 static final int INTENT_FILTER_VERIFIED = 18; 944 945 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 946 947 // Delay time in millisecs 948 static final int BROADCAST_DELAY = 10 * 1000; 949 950 static UserManagerService sUserManager; 951 952 // Stores a list of users whose package restrictions file needs to be updated 953 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 954 955 final private DefaultContainerConnection mDefContainerConn = 956 new DefaultContainerConnection(); 957 class DefaultContainerConnection implements ServiceConnection { 958 public void onServiceConnected(ComponentName name, IBinder service) { 959 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 960 IMediaContainerService imcs = 961 IMediaContainerService.Stub.asInterface(service); 962 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 963 } 964 965 public void onServiceDisconnected(ComponentName name) { 966 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 967 } 968 } 969 970 // Recordkeeping of restore-after-install operations that are currently in flight 971 // between the Package Manager and the Backup Manager 972 static class PostInstallData { 973 public InstallArgs args; 974 public PackageInstalledInfo res; 975 976 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 977 args = _a; 978 res = _r; 979 } 980 } 981 982 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 983 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 984 985 // XML tags for backup/restore of various bits of state 986 private static final String TAG_PREFERRED_BACKUP = "pa"; 987 private static final String TAG_DEFAULT_APPS = "da"; 988 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 989 990 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 991 private static final String TAG_ALL_GRANTS = "rt-grants"; 992 private static final String TAG_GRANT = "grant"; 993 private static final String ATTR_PACKAGE_NAME = "pkg"; 994 995 private static final String TAG_PERMISSION = "perm"; 996 private static final String ATTR_PERMISSION_NAME = "name"; 997 private static final String ATTR_IS_GRANTED = "g"; 998 private static final String ATTR_USER_SET = "set"; 999 private static final String ATTR_USER_FIXED = "fixed"; 1000 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1001 1002 // System/policy permission grants are not backed up 1003 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1004 FLAG_PERMISSION_POLICY_FIXED 1005 | FLAG_PERMISSION_SYSTEM_FIXED 1006 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1007 1008 // And we back up these user-adjusted states 1009 private static final int USER_RUNTIME_GRANT_MASK = 1010 FLAG_PERMISSION_USER_SET 1011 | FLAG_PERMISSION_USER_FIXED 1012 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1013 1014 final @Nullable String mRequiredVerifierPackage; 1015 final @Nullable String mRequiredInstallerPackage; 1016 1017 private final PackageUsage mPackageUsage = new PackageUsage(); 1018 1019 private class PackageUsage { 1020 private static final int WRITE_INTERVAL 1021 = (DEBUG_DEXOPT) ? 0 : 30*60*1000; // 30m in ms 1022 1023 private final Object mFileLock = new Object(); 1024 private final AtomicLong mLastWritten = new AtomicLong(0); 1025 private final AtomicBoolean mBackgroundWriteRunning = new AtomicBoolean(false); 1026 1027 private boolean mIsHistoricalPackageUsageAvailable = true; 1028 1029 boolean isHistoricalPackageUsageAvailable() { 1030 return mIsHistoricalPackageUsageAvailable; 1031 } 1032 1033 void write(boolean force) { 1034 if (force) { 1035 writeInternal(); 1036 return; 1037 } 1038 if (SystemClock.elapsedRealtime() - mLastWritten.get() < WRITE_INTERVAL 1039 && !DEBUG_DEXOPT) { 1040 return; 1041 } 1042 if (mBackgroundWriteRunning.compareAndSet(false, true)) { 1043 new Thread("PackageUsage_DiskWriter") { 1044 @Override 1045 public void run() { 1046 try { 1047 writeInternal(); 1048 } finally { 1049 mBackgroundWriteRunning.set(false); 1050 } 1051 } 1052 }.start(); 1053 } 1054 } 1055 1056 private void writeInternal() { 1057 synchronized (mPackages) { 1058 synchronized (mFileLock) { 1059 AtomicFile file = getFile(); 1060 FileOutputStream f = null; 1061 try { 1062 f = file.startWrite(); 1063 BufferedOutputStream out = new BufferedOutputStream(f); 1064 FileUtils.setPermissions(file.getBaseFile().getPath(), 0640, SYSTEM_UID, PACKAGE_INFO_GID); 1065 StringBuilder sb = new StringBuilder(); 1066 for (PackageParser.Package pkg : mPackages.values()) { 1067 if (pkg.mLastPackageUsageTimeInMills == 0) { 1068 continue; 1069 } 1070 sb.setLength(0); 1071 sb.append(pkg.packageName); 1072 sb.append(' '); 1073 sb.append((long)pkg.mLastPackageUsageTimeInMills); 1074 sb.append('\n'); 1075 out.write(sb.toString().getBytes(StandardCharsets.US_ASCII)); 1076 } 1077 out.flush(); 1078 file.finishWrite(f); 1079 } catch (IOException e) { 1080 if (f != null) { 1081 file.failWrite(f); 1082 } 1083 Log.e(TAG, "Failed to write package usage times", e); 1084 } 1085 } 1086 } 1087 mLastWritten.set(SystemClock.elapsedRealtime()); 1088 } 1089 1090 void readLP() { 1091 synchronized (mFileLock) { 1092 AtomicFile file = getFile(); 1093 BufferedInputStream in = null; 1094 try { 1095 in = new BufferedInputStream(file.openRead()); 1096 StringBuffer sb = new StringBuffer(); 1097 while (true) { 1098 String packageName = readToken(in, sb, ' '); 1099 if (packageName == null) { 1100 break; 1101 } 1102 String timeInMillisString = readToken(in, sb, '\n'); 1103 if (timeInMillisString == null) { 1104 throw new IOException("Failed to find last usage time for package " 1105 + packageName); 1106 } 1107 PackageParser.Package pkg = mPackages.get(packageName); 1108 if (pkg == null) { 1109 continue; 1110 } 1111 long timeInMillis; 1112 try { 1113 timeInMillis = Long.parseLong(timeInMillisString); 1114 } catch (NumberFormatException e) { 1115 throw new IOException("Failed to parse " + timeInMillisString 1116 + " as a long.", e); 1117 } 1118 pkg.mLastPackageUsageTimeInMills = timeInMillis; 1119 } 1120 } catch (FileNotFoundException expected) { 1121 mIsHistoricalPackageUsageAvailable = false; 1122 } catch (IOException e) { 1123 Log.w(TAG, "Failed to read package usage times", e); 1124 } finally { 1125 IoUtils.closeQuietly(in); 1126 } 1127 } 1128 mLastWritten.set(SystemClock.elapsedRealtime()); 1129 } 1130 1131 private String readToken(InputStream in, StringBuffer sb, char endOfToken) 1132 throws IOException { 1133 sb.setLength(0); 1134 while (true) { 1135 int ch = in.read(); 1136 if (ch == -1) { 1137 if (sb.length() == 0) { 1138 return null; 1139 } 1140 throw new IOException("Unexpected EOF"); 1141 } 1142 if (ch == endOfToken) { 1143 return sb.toString(); 1144 } 1145 sb.append((char)ch); 1146 } 1147 } 1148 1149 private AtomicFile getFile() { 1150 File dataDir = Environment.getDataDirectory(); 1151 File systemDir = new File(dataDir, "system"); 1152 File fname = new File(systemDir, "package-usage.list"); 1153 return new AtomicFile(fname); 1154 } 1155 } 1156 1157 class PackageHandler extends Handler { 1158 private boolean mBound = false; 1159 final ArrayList<HandlerParams> mPendingInstalls = 1160 new ArrayList<HandlerParams>(); 1161 1162 private boolean connectToService() { 1163 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1164 " DefaultContainerService"); 1165 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1166 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1167 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1168 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1169 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1170 mBound = true; 1171 return true; 1172 } 1173 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1174 return false; 1175 } 1176 1177 private void disconnectService() { 1178 mContainerService = null; 1179 mBound = false; 1180 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1181 mContext.unbindService(mDefContainerConn); 1182 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1183 } 1184 1185 PackageHandler(Looper looper) { 1186 super(looper); 1187 } 1188 1189 public void handleMessage(Message msg) { 1190 try { 1191 doHandleMessage(msg); 1192 } finally { 1193 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1194 } 1195 } 1196 1197 void doHandleMessage(Message msg) { 1198 switch (msg.what) { 1199 case INIT_COPY: { 1200 HandlerParams params = (HandlerParams) msg.obj; 1201 int idx = mPendingInstalls.size(); 1202 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1203 // If a bind was already initiated we dont really 1204 // need to do anything. The pending install 1205 // will be processed later on. 1206 if (!mBound) { 1207 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1208 System.identityHashCode(mHandler)); 1209 // If this is the only one pending we might 1210 // have to bind to the service again. 1211 if (!connectToService()) { 1212 Slog.e(TAG, "Failed to bind to media container service"); 1213 params.serviceError(); 1214 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1215 System.identityHashCode(mHandler)); 1216 if (params.traceMethod != null) { 1217 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1218 params.traceCookie); 1219 } 1220 return; 1221 } else { 1222 // Once we bind to the service, the first 1223 // pending request will be processed. 1224 mPendingInstalls.add(idx, params); 1225 } 1226 } else { 1227 mPendingInstalls.add(idx, params); 1228 // Already bound to the service. Just make 1229 // sure we trigger off processing the first request. 1230 if (idx == 0) { 1231 mHandler.sendEmptyMessage(MCS_BOUND); 1232 } 1233 } 1234 break; 1235 } 1236 case MCS_BOUND: { 1237 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1238 if (msg.obj != null) { 1239 mContainerService = (IMediaContainerService) msg.obj; 1240 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1241 System.identityHashCode(mHandler)); 1242 } 1243 if (mContainerService == null) { 1244 if (!mBound) { 1245 // Something seriously wrong since we are not bound and we are not 1246 // waiting for connection. Bail out. 1247 Slog.e(TAG, "Cannot bind to media container service"); 1248 for (HandlerParams params : mPendingInstalls) { 1249 // Indicate service bind error 1250 params.serviceError(); 1251 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1252 System.identityHashCode(params)); 1253 if (params.traceMethod != null) { 1254 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1255 params.traceMethod, params.traceCookie); 1256 } 1257 return; 1258 } 1259 mPendingInstalls.clear(); 1260 } else { 1261 Slog.w(TAG, "Waiting to connect to media container service"); 1262 } 1263 } else if (mPendingInstalls.size() > 0) { 1264 HandlerParams params = mPendingInstalls.get(0); 1265 if (params != null) { 1266 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1267 System.identityHashCode(params)); 1268 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1269 if (params.startCopy()) { 1270 // We are done... look for more work or to 1271 // go idle. 1272 if (DEBUG_SD_INSTALL) Log.i(TAG, 1273 "Checking for more work or unbind..."); 1274 // Delete pending install 1275 if (mPendingInstalls.size() > 0) { 1276 mPendingInstalls.remove(0); 1277 } 1278 if (mPendingInstalls.size() == 0) { 1279 if (mBound) { 1280 if (DEBUG_SD_INSTALL) Log.i(TAG, 1281 "Posting delayed MCS_UNBIND"); 1282 removeMessages(MCS_UNBIND); 1283 Message ubmsg = obtainMessage(MCS_UNBIND); 1284 // Unbind after a little delay, to avoid 1285 // continual thrashing. 1286 sendMessageDelayed(ubmsg, 10000); 1287 } 1288 } else { 1289 // There are more pending requests in queue. 1290 // Just post MCS_BOUND message to trigger processing 1291 // of next pending install. 1292 if (DEBUG_SD_INSTALL) Log.i(TAG, 1293 "Posting MCS_BOUND for next work"); 1294 mHandler.sendEmptyMessage(MCS_BOUND); 1295 } 1296 } 1297 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1298 } 1299 } else { 1300 // Should never happen ideally. 1301 Slog.w(TAG, "Empty queue"); 1302 } 1303 break; 1304 } 1305 case MCS_RECONNECT: { 1306 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1307 if (mPendingInstalls.size() > 0) { 1308 if (mBound) { 1309 disconnectService(); 1310 } 1311 if (!connectToService()) { 1312 Slog.e(TAG, "Failed to bind to media container service"); 1313 for (HandlerParams params : mPendingInstalls) { 1314 // Indicate service bind error 1315 params.serviceError(); 1316 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1317 System.identityHashCode(params)); 1318 } 1319 mPendingInstalls.clear(); 1320 } 1321 } 1322 break; 1323 } 1324 case MCS_UNBIND: { 1325 // If there is no actual work left, then time to unbind. 1326 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1327 1328 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1329 if (mBound) { 1330 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1331 1332 disconnectService(); 1333 } 1334 } else if (mPendingInstalls.size() > 0) { 1335 // There are more pending requests in queue. 1336 // Just post MCS_BOUND message to trigger processing 1337 // of next pending install. 1338 mHandler.sendEmptyMessage(MCS_BOUND); 1339 } 1340 1341 break; 1342 } 1343 case MCS_GIVE_UP: { 1344 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1345 HandlerParams params = mPendingInstalls.remove(0); 1346 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1347 System.identityHashCode(params)); 1348 break; 1349 } 1350 case SEND_PENDING_BROADCAST: { 1351 String packages[]; 1352 ArrayList<String> components[]; 1353 int size = 0; 1354 int uids[]; 1355 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1356 synchronized (mPackages) { 1357 if (mPendingBroadcasts == null) { 1358 return; 1359 } 1360 size = mPendingBroadcasts.size(); 1361 if (size <= 0) { 1362 // Nothing to be done. Just return 1363 return; 1364 } 1365 packages = new String[size]; 1366 components = new ArrayList[size]; 1367 uids = new int[size]; 1368 int i = 0; // filling out the above arrays 1369 1370 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1371 int packageUserId = mPendingBroadcasts.userIdAt(n); 1372 Iterator<Map.Entry<String, ArrayList<String>>> it 1373 = mPendingBroadcasts.packagesForUserId(packageUserId) 1374 .entrySet().iterator(); 1375 while (it.hasNext() && i < size) { 1376 Map.Entry<String, ArrayList<String>> ent = it.next(); 1377 packages[i] = ent.getKey(); 1378 components[i] = ent.getValue(); 1379 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1380 uids[i] = (ps != null) 1381 ? UserHandle.getUid(packageUserId, ps.appId) 1382 : -1; 1383 i++; 1384 } 1385 } 1386 size = i; 1387 mPendingBroadcasts.clear(); 1388 } 1389 // Send broadcasts 1390 for (int i = 0; i < size; i++) { 1391 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1392 } 1393 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1394 break; 1395 } 1396 case START_CLEANING_PACKAGE: { 1397 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1398 final String packageName = (String)msg.obj; 1399 final int userId = msg.arg1; 1400 final boolean andCode = msg.arg2 != 0; 1401 synchronized (mPackages) { 1402 if (userId == UserHandle.USER_ALL) { 1403 int[] users = sUserManager.getUserIds(); 1404 for (int user : users) { 1405 mSettings.addPackageToCleanLPw( 1406 new PackageCleanItem(user, packageName, andCode)); 1407 } 1408 } else { 1409 mSettings.addPackageToCleanLPw( 1410 new PackageCleanItem(userId, packageName, andCode)); 1411 } 1412 } 1413 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1414 startCleaningPackages(); 1415 } break; 1416 case POST_INSTALL: { 1417 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1418 1419 PostInstallData data = mRunningInstalls.get(msg.arg1); 1420 mRunningInstalls.delete(msg.arg1); 1421 1422 if (data != null) { 1423 InstallArgs args = data.args; 1424 PackageInstalledInfo parentRes = data.res; 1425 1426 final boolean grantPermissions = (args.installFlags 1427 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1428 final String[] grantedPermissions = args.installGrantPermissions; 1429 1430 // Handle the parent package 1431 handlePackagePostInstall(parentRes, grantPermissions, grantedPermissions, 1432 args.observer); 1433 1434 // Handle the child packages 1435 final int childCount = (parentRes.addedChildPackages != null) 1436 ? parentRes.addedChildPackages.size() : 0; 1437 for (int i = 0; i < childCount; i++) { 1438 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1439 handlePackagePostInstall(childRes, grantPermissions, grantedPermissions, 1440 args.observer); 1441 } 1442 1443 // Log tracing if needed 1444 if (args.traceMethod != null) { 1445 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1446 args.traceCookie); 1447 } 1448 } else { 1449 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1450 } 1451 1452 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1453 } break; 1454 case UPDATED_MEDIA_STATUS: { 1455 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1456 boolean reportStatus = msg.arg1 == 1; 1457 boolean doGc = msg.arg2 == 1; 1458 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1459 if (doGc) { 1460 // Force a gc to clear up stale containers. 1461 Runtime.getRuntime().gc(); 1462 } 1463 if (msg.obj != null) { 1464 @SuppressWarnings("unchecked") 1465 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1466 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1467 // Unload containers 1468 unloadAllContainers(args); 1469 } 1470 if (reportStatus) { 1471 try { 1472 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1473 PackageHelper.getMountService().finishMediaUpdate(); 1474 } catch (RemoteException e) { 1475 Log.e(TAG, "MountService not running?"); 1476 } 1477 } 1478 } break; 1479 case WRITE_SETTINGS: { 1480 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1481 synchronized (mPackages) { 1482 removeMessages(WRITE_SETTINGS); 1483 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1484 mSettings.writeLPr(); 1485 mDirtyUsers.clear(); 1486 } 1487 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1488 } break; 1489 case WRITE_PACKAGE_RESTRICTIONS: { 1490 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1491 synchronized (mPackages) { 1492 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1493 for (int userId : mDirtyUsers) { 1494 mSettings.writePackageRestrictionsLPr(userId); 1495 } 1496 mDirtyUsers.clear(); 1497 } 1498 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1499 } break; 1500 case CHECK_PENDING_VERIFICATION: { 1501 final int verificationId = msg.arg1; 1502 final PackageVerificationState state = mPendingVerification.get(verificationId); 1503 1504 if ((state != null) && !state.timeoutExtended()) { 1505 final InstallArgs args = state.getInstallArgs(); 1506 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1507 1508 Slog.i(TAG, "Verification timed out for " + originUri); 1509 mPendingVerification.remove(verificationId); 1510 1511 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1512 1513 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1514 Slog.i(TAG, "Continuing with installation of " + originUri); 1515 state.setVerifierResponse(Binder.getCallingUid(), 1516 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1517 broadcastPackageVerified(verificationId, originUri, 1518 PackageManager.VERIFICATION_ALLOW, 1519 state.getInstallArgs().getUser()); 1520 try { 1521 ret = args.copyApk(mContainerService, true); 1522 } catch (RemoteException e) { 1523 Slog.e(TAG, "Could not contact the ContainerService"); 1524 } 1525 } else { 1526 broadcastPackageVerified(verificationId, originUri, 1527 PackageManager.VERIFICATION_REJECT, 1528 state.getInstallArgs().getUser()); 1529 } 1530 1531 Trace.asyncTraceEnd( 1532 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1533 1534 processPendingInstall(args, ret); 1535 mHandler.sendEmptyMessage(MCS_UNBIND); 1536 } 1537 break; 1538 } 1539 case PACKAGE_VERIFIED: { 1540 final int verificationId = msg.arg1; 1541 1542 final PackageVerificationState state = mPendingVerification.get(verificationId); 1543 if (state == null) { 1544 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1545 break; 1546 } 1547 1548 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1549 1550 state.setVerifierResponse(response.callerUid, response.code); 1551 1552 if (state.isVerificationComplete()) { 1553 mPendingVerification.remove(verificationId); 1554 1555 final InstallArgs args = state.getInstallArgs(); 1556 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1557 1558 int ret; 1559 if (state.isInstallAllowed()) { 1560 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1561 broadcastPackageVerified(verificationId, originUri, 1562 response.code, state.getInstallArgs().getUser()); 1563 try { 1564 ret = args.copyApk(mContainerService, true); 1565 } catch (RemoteException e) { 1566 Slog.e(TAG, "Could not contact the ContainerService"); 1567 } 1568 } else { 1569 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1570 } 1571 1572 Trace.asyncTraceEnd( 1573 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1574 1575 processPendingInstall(args, ret); 1576 mHandler.sendEmptyMessage(MCS_UNBIND); 1577 } 1578 1579 break; 1580 } 1581 case START_INTENT_FILTER_VERIFICATIONS: { 1582 IFVerificationParams params = (IFVerificationParams) msg.obj; 1583 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1584 params.replacing, params.pkg); 1585 break; 1586 } 1587 case INTENT_FILTER_VERIFIED: { 1588 final int verificationId = msg.arg1; 1589 1590 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1591 verificationId); 1592 if (state == null) { 1593 Slog.w(TAG, "Invalid IntentFilter verification token " 1594 + verificationId + " received"); 1595 break; 1596 } 1597 1598 final int userId = state.getUserId(); 1599 1600 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1601 "Processing IntentFilter verification with token:" 1602 + verificationId + " and userId:" + userId); 1603 1604 final IntentFilterVerificationResponse response = 1605 (IntentFilterVerificationResponse) msg.obj; 1606 1607 state.setVerifierResponse(response.callerUid, response.code); 1608 1609 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1610 "IntentFilter verification with token:" + verificationId 1611 + " and userId:" + userId 1612 + " is settings verifier response with response code:" 1613 + response.code); 1614 1615 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1616 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1617 + response.getFailedDomainsString()); 1618 } 1619 1620 if (state.isVerificationComplete()) { 1621 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1622 } else { 1623 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1624 "IntentFilter verification with token:" + verificationId 1625 + " was not said to be complete"); 1626 } 1627 1628 break; 1629 } 1630 } 1631 } 1632 } 1633 1634 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1635 String[] grantedPermissions, IPackageInstallObserver2 installObserver) { 1636 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1637 // Send the removed broadcasts 1638 if (res.removedInfo != null) { 1639 res.removedInfo.sendPackageRemovedBroadcasts(); 1640 } 1641 1642 // Now that we successfully installed the package, grant runtime 1643 // permissions if requested before broadcasting the install. 1644 if (grantPermissions && res.pkg.applicationInfo.targetSdkVersion 1645 >= Build.VERSION_CODES.M) { 1646 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1647 } 1648 1649 final boolean update = res.removedInfo != null 1650 && res.removedInfo.removedPackage != null; 1651 1652 // If this is the first time we have child packages for a disabled privileged 1653 // app that had no children, we grant requested runtime permissions to the new 1654 // children if the parent on the system image had them already granted. 1655 if (res.pkg.parentPackage != null) { 1656 synchronized (mPackages) { 1657 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1658 } 1659 } 1660 1661 synchronized (mPackages) { 1662 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1663 } 1664 1665 final String packageName = res.pkg.applicationInfo.packageName; 1666 Bundle extras = new Bundle(1); 1667 extras.putInt(Intent.EXTRA_UID, res.uid); 1668 1669 // Determine the set of users who are adding this package for 1670 // the first time vs. those who are seeing an update. 1671 int[] firstUsers = EMPTY_INT_ARRAY; 1672 int[] updateUsers = EMPTY_INT_ARRAY; 1673 if (res.origUsers == null || res.origUsers.length == 0) { 1674 firstUsers = res.newUsers; 1675 } else { 1676 for (int newUser : res.newUsers) { 1677 boolean isNew = true; 1678 for (int origUser : res.origUsers) { 1679 if (origUser == newUser) { 1680 isNew = false; 1681 break; 1682 } 1683 } 1684 if (isNew) { 1685 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1686 } else { 1687 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1688 } 1689 } 1690 } 1691 1692 // Send installed broadcasts if the install/update is not ephemeral 1693 if (!isEphemeral(res.pkg)) { 1694 // Send added for users that see the package for the first time 1695 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1696 extras, 0 /*flags*/, null /*targetPackage*/, 1697 null /*finishedReceiver*/, firstUsers); 1698 1699 // Send added for users that don't see the package for the first time 1700 if (update) { 1701 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1702 } 1703 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1704 extras, 0 /*flags*/, null /*targetPackage*/, 1705 null /*finishedReceiver*/, updateUsers); 1706 1707 // Send replaced for users that don't see the package for the first time 1708 if (update) { 1709 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1710 packageName, extras, 0 /*flags*/, 1711 null /*targetPackage*/, null /*finishedReceiver*/, 1712 updateUsers); 1713 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1714 null /*package*/, null /*extras*/, 0 /*flags*/, 1715 packageName /*targetPackage*/, 1716 null /*finishedReceiver*/, updateUsers); 1717 } 1718 1719 // Send broadcast package appeared if forward locked/external for all users 1720 // treat asec-hosted packages like removable media on upgrade 1721 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1722 if (DEBUG_INSTALL) { 1723 Slog.i(TAG, "upgrading pkg " + res.pkg 1724 + " is ASEC-hosted -> AVAILABLE"); 1725 } 1726 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1727 ArrayList<String> pkgList = new ArrayList<>(1); 1728 pkgList.add(packageName); 1729 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1730 } 1731 } 1732 1733 // Work that needs to happen on first install within each user 1734 if (firstUsers != null && firstUsers.length > 0) { 1735 synchronized (mPackages) { 1736 for (int userId : firstUsers) { 1737 // If this app is a browser and it's newly-installed for some 1738 // users, clear any default-browser state in those users. The 1739 // app's nature doesn't depend on the user, so we can just check 1740 // its browser nature in any user and generalize. 1741 if (packageIsBrowser(packageName, userId)) { 1742 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1743 } 1744 1745 // We may also need to apply pending (restored) runtime 1746 // permission grants within these users. 1747 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1748 } 1749 } 1750 } 1751 1752 // Log current value of "unknown sources" setting 1753 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1754 getUnknownSourcesSettings()); 1755 1756 // Force a gc to clear up things 1757 Runtime.getRuntime().gc(); 1758 1759 // Remove the replaced package's older resources safely now 1760 // We delete after a gc for applications on sdcard. 1761 if (res.removedInfo != null && res.removedInfo.args != null) { 1762 synchronized (mInstallLock) { 1763 res.removedInfo.args.doPostDeleteLI(true); 1764 } 1765 } 1766 } 1767 1768 // If someone is watching installs - notify them 1769 if (installObserver != null) { 1770 try { 1771 Bundle extras = extrasForInstallResult(res); 1772 installObserver.onPackageInstalled(res.name, res.returnCode, 1773 res.returnMsg, extras); 1774 } catch (RemoteException e) { 1775 Slog.i(TAG, "Observer no longer exists."); 1776 } 1777 } 1778 } 1779 1780 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1781 PackageParser.Package pkg) { 1782 if (pkg.parentPackage == null) { 1783 return; 1784 } 1785 if (pkg.requestedPermissions == null) { 1786 return; 1787 } 1788 final PackageSetting disabledSysParentPs = mSettings 1789 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1790 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1791 || !disabledSysParentPs.isPrivileged() 1792 || (disabledSysParentPs.childPackageNames != null 1793 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1794 return; 1795 } 1796 final int[] allUserIds = sUserManager.getUserIds(); 1797 final int permCount = pkg.requestedPermissions.size(); 1798 for (int i = 0; i < permCount; i++) { 1799 String permission = pkg.requestedPermissions.get(i); 1800 BasePermission bp = mSettings.mPermissions.get(permission); 1801 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1802 continue; 1803 } 1804 for (int userId : allUserIds) { 1805 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1806 permission, userId)) { 1807 grantRuntimePermission(pkg.packageName, permission, userId); 1808 } 1809 } 1810 } 1811 } 1812 1813 private StorageEventListener mStorageListener = new StorageEventListener() { 1814 @Override 1815 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1816 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1817 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1818 final String volumeUuid = vol.getFsUuid(); 1819 1820 // Clean up any users or apps that were removed or recreated 1821 // while this volume was missing 1822 reconcileUsers(volumeUuid); 1823 reconcileApps(volumeUuid); 1824 1825 // Clean up any install sessions that expired or were 1826 // cancelled while this volume was missing 1827 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1828 1829 loadPrivatePackages(vol); 1830 1831 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1832 unloadPrivatePackages(vol); 1833 } 1834 } 1835 1836 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1837 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1838 updateExternalMediaStatus(true, false); 1839 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1840 updateExternalMediaStatus(false, false); 1841 } 1842 } 1843 } 1844 1845 @Override 1846 public void onVolumeForgotten(String fsUuid) { 1847 if (TextUtils.isEmpty(fsUuid)) { 1848 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1849 return; 1850 } 1851 1852 // Remove any apps installed on the forgotten volume 1853 synchronized (mPackages) { 1854 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1855 for (PackageSetting ps : packages) { 1856 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1857 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1858 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1859 } 1860 1861 mSettings.onVolumeForgotten(fsUuid); 1862 mSettings.writeLPr(); 1863 } 1864 } 1865 }; 1866 1867 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1868 String[] grantedPermissions) { 1869 for (int userId : userIds) { 1870 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1871 } 1872 1873 // We could have touched GID membership, so flush out packages.list 1874 synchronized (mPackages) { 1875 mSettings.writePackageListLPr(); 1876 } 1877 } 1878 1879 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1880 String[] grantedPermissions) { 1881 SettingBase sb = (SettingBase) pkg.mExtras; 1882 if (sb == null) { 1883 return; 1884 } 1885 1886 PermissionsState permissionsState = sb.getPermissionsState(); 1887 1888 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1889 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1890 1891 synchronized (mPackages) { 1892 for (String permission : pkg.requestedPermissions) { 1893 BasePermission bp = mSettings.mPermissions.get(permission); 1894 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1895 && (grantedPermissions == null 1896 || ArrayUtils.contains(grantedPermissions, permission))) { 1897 final int flags = permissionsState.getPermissionFlags(permission, userId); 1898 // Installer cannot change immutable permissions. 1899 if ((flags & immutableFlags) == 0) { 1900 grantRuntimePermission(pkg.packageName, permission, userId); 1901 } 1902 } 1903 } 1904 } 1905 } 1906 1907 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1908 Bundle extras = null; 1909 switch (res.returnCode) { 1910 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1911 extras = new Bundle(); 1912 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1913 res.origPermission); 1914 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1915 res.origPackage); 1916 break; 1917 } 1918 case PackageManager.INSTALL_SUCCEEDED: { 1919 extras = new Bundle(); 1920 extras.putBoolean(Intent.EXTRA_REPLACING, 1921 res.removedInfo != null && res.removedInfo.removedPackage != null); 1922 break; 1923 } 1924 } 1925 return extras; 1926 } 1927 1928 void scheduleWriteSettingsLocked() { 1929 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1930 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1931 } 1932 } 1933 1934 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 1935 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 1936 scheduleWritePackageRestrictionsLocked(userId); 1937 } 1938 1939 void scheduleWritePackageRestrictionsLocked(int userId) { 1940 final int[] userIds = (userId == UserHandle.USER_ALL) 1941 ? sUserManager.getUserIds() : new int[]{userId}; 1942 for (int nextUserId : userIds) { 1943 if (!sUserManager.exists(nextUserId)) return; 1944 mDirtyUsers.add(nextUserId); 1945 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1946 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1947 } 1948 } 1949 } 1950 1951 public static PackageManagerService main(Context context, Installer installer, 1952 boolean factoryTest, boolean onlyCore) { 1953 PackageManagerService m = new PackageManagerService(context, installer, 1954 factoryTest, onlyCore); 1955 m.enableSystemUserPackages(); 1956 ServiceManager.addService("package", m); 1957 return m; 1958 } 1959 1960 private void enableSystemUserPackages() { 1961 if (!UserManager.isSplitSystemUser()) { 1962 return; 1963 } 1964 // For system user, enable apps based on the following conditions: 1965 // - app is whitelisted or belong to one of these groups: 1966 // -- system app which has no launcher icons 1967 // -- system app which has INTERACT_ACROSS_USERS permission 1968 // -- system IME app 1969 // - app is not in the blacklist 1970 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1971 Set<String> enableApps = new ArraySet<>(); 1972 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1973 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1974 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1975 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1976 enableApps.addAll(wlApps); 1977 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1978 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1979 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 1980 enableApps.removeAll(blApps); 1981 Log.i(TAG, "Applications installed for system user: " + enableApps); 1982 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 1983 UserHandle.SYSTEM); 1984 final int allAppsSize = allAps.size(); 1985 synchronized (mPackages) { 1986 for (int i = 0; i < allAppsSize; i++) { 1987 String pName = allAps.get(i); 1988 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 1989 // Should not happen, but we shouldn't be failing if it does 1990 if (pkgSetting == null) { 1991 continue; 1992 } 1993 boolean install = enableApps.contains(pName); 1994 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 1995 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 1996 + " for system user"); 1997 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 1998 } 1999 } 2000 } 2001 } 2002 2003 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2004 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2005 Context.DISPLAY_SERVICE); 2006 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2007 } 2008 2009 public PackageManagerService(Context context, Installer installer, 2010 boolean factoryTest, boolean onlyCore) { 2011 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2012 SystemClock.uptimeMillis()); 2013 2014 if (mSdkVersion <= 0) { 2015 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2016 } 2017 2018 mContext = context; 2019 mFactoryTest = factoryTest; 2020 mOnlyCore = onlyCore; 2021 mMetrics = new DisplayMetrics(); 2022 mSettings = new Settings(mPackages); 2023 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2024 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2025 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2026 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2027 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2028 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2029 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2030 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2031 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2032 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2033 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2034 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2035 2036 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2037 if (separateProcesses != null && separateProcesses.length() > 0) { 2038 if ("*".equals(separateProcesses)) { 2039 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2040 mSeparateProcesses = null; 2041 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2042 } else { 2043 mDefParseFlags = 0; 2044 mSeparateProcesses = separateProcesses.split(","); 2045 Slog.w(TAG, "Running with debug.separate_processes: " 2046 + separateProcesses); 2047 } 2048 } else { 2049 mDefParseFlags = 0; 2050 mSeparateProcesses = null; 2051 } 2052 2053 mInstaller = installer; 2054 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2055 "*dexopt*"); 2056 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2057 2058 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2059 FgThread.get().getLooper()); 2060 2061 getDefaultDisplayMetrics(context, mMetrics); 2062 2063 SystemConfig systemConfig = SystemConfig.getInstance(); 2064 mGlobalGids = systemConfig.getGlobalGids(); 2065 mSystemPermissions = systemConfig.getSystemPermissions(); 2066 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2067 2068 synchronized (mInstallLock) { 2069 // writer 2070 synchronized (mPackages) { 2071 mHandlerThread = new ServiceThread(TAG, 2072 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2073 mHandlerThread.start(); 2074 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2075 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2076 2077 File dataDir = Environment.getDataDirectory(); 2078 mAppInstallDir = new File(dataDir, "app"); 2079 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2080 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2081 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2082 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2083 2084 sUserManager = new UserManagerService(context, this, mPackages); 2085 2086 // Propagate permission configuration in to package manager. 2087 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2088 = systemConfig.getPermissions(); 2089 for (int i=0; i<permConfig.size(); i++) { 2090 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2091 BasePermission bp = mSettings.mPermissions.get(perm.name); 2092 if (bp == null) { 2093 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2094 mSettings.mPermissions.put(perm.name, bp); 2095 } 2096 if (perm.gids != null) { 2097 bp.setGids(perm.gids, perm.perUser); 2098 } 2099 } 2100 2101 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2102 for (int i=0; i<libConfig.size(); i++) { 2103 mSharedLibraries.put(libConfig.keyAt(i), 2104 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2105 } 2106 2107 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2108 2109 mRestoredSettings = mSettings.readLPw(sUserManager.getUsers(false)); 2110 2111 String customResolverActivity = Resources.getSystem().getString( 2112 R.string.config_customResolverActivity); 2113 if (TextUtils.isEmpty(customResolverActivity)) { 2114 customResolverActivity = null; 2115 } else { 2116 mCustomResolverComponentName = ComponentName.unflattenFromString( 2117 customResolverActivity); 2118 } 2119 2120 long startTime = SystemClock.uptimeMillis(); 2121 2122 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2123 startTime); 2124 2125 // Set flag to monitor and not change apk file paths when 2126 // scanning install directories. 2127 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2128 2129 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2130 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2131 2132 if (bootClassPath == null) { 2133 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2134 } 2135 2136 if (systemServerClassPath == null) { 2137 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2138 } 2139 2140 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2141 final String[] dexCodeInstructionSets = 2142 getDexCodeInstructionSets( 2143 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2144 2145 /** 2146 * Ensure all external libraries have had dexopt run on them. 2147 */ 2148 if (mSharedLibraries.size() > 0) { 2149 // NOTE: For now, we're compiling these system "shared libraries" 2150 // (and framework jars) into all available architectures. It's possible 2151 // to compile them only when we come across an app that uses them (there's 2152 // already logic for that in scanPackageLI) but that adds some complexity. 2153 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2154 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2155 final String lib = libEntry.path; 2156 if (lib == null) { 2157 continue; 2158 } 2159 2160 try { 2161 // Shared libraries do not have profiles so we perform a full 2162 // AOT compilation (if needed). 2163 int dexoptNeeded = DexFile.getDexOptNeeded( 2164 lib, dexCodeInstructionSet, 2165 DexFile.COMPILATION_TYPE_FULL); 2166 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2167 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2168 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/, 2169 StorageManager.UUID_PRIVATE_INTERNAL, 2170 false /*useProfiles*/); 2171 } 2172 } catch (FileNotFoundException e) { 2173 Slog.w(TAG, "Library not found: " + lib); 2174 } catch (IOException | InstallerException e) { 2175 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2176 + e.getMessage()); 2177 } 2178 } 2179 } 2180 } 2181 2182 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2183 2184 final VersionInfo ver = mSettings.getInternalVersion(); 2185 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2186 // when upgrading from pre-M, promote system app permissions from install to runtime 2187 mPromoteSystemApps = 2188 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2189 2190 // save off the names of pre-existing system packages prior to scanning; we don't 2191 // want to automatically grant runtime permissions for new system apps 2192 if (mPromoteSystemApps) { 2193 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2194 while (pkgSettingIter.hasNext()) { 2195 PackageSetting ps = pkgSettingIter.next(); 2196 if (isSystemApp(ps)) { 2197 mExistingSystemPackages.add(ps.name); 2198 } 2199 } 2200 } 2201 2202 // Collect vendor overlay packages. 2203 // (Do this before scanning any apps.) 2204 // For security and version matching reason, only consider 2205 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2206 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2207 scanDirTracedLI(vendorOverlayDir, PackageParser.PARSE_IS_SYSTEM 2208 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2209 2210 // Find base frameworks (resource packages without code). 2211 scanDirTracedLI(frameworkDir, PackageParser.PARSE_IS_SYSTEM 2212 | PackageParser.PARSE_IS_SYSTEM_DIR 2213 | PackageParser.PARSE_IS_PRIVILEGED, 2214 scanFlags | SCAN_NO_DEX, 0); 2215 2216 // Collected privileged system packages. 2217 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2218 scanDirTracedLI(privilegedAppDir, PackageParser.PARSE_IS_SYSTEM 2219 | PackageParser.PARSE_IS_SYSTEM_DIR 2220 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2221 2222 // Collect ordinary system packages. 2223 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2224 scanDirTracedLI(systemAppDir, PackageParser.PARSE_IS_SYSTEM 2225 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2226 2227 // Collect all vendor packages. 2228 File vendorAppDir = new File("/vendor/app"); 2229 try { 2230 vendorAppDir = vendorAppDir.getCanonicalFile(); 2231 } catch (IOException e) { 2232 // failed to look up canonical path, continue with original one 2233 } 2234 scanDirTracedLI(vendorAppDir, PackageParser.PARSE_IS_SYSTEM 2235 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2236 2237 // Collect all OEM packages. 2238 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2239 scanDirTracedLI(oemAppDir, PackageParser.PARSE_IS_SYSTEM 2240 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2241 2242 // Prune any system packages that no longer exist. 2243 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2244 if (!mOnlyCore) { 2245 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2246 while (psit.hasNext()) { 2247 PackageSetting ps = psit.next(); 2248 2249 /* 2250 * If this is not a system app, it can't be a 2251 * disable system app. 2252 */ 2253 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2254 continue; 2255 } 2256 2257 /* 2258 * If the package is scanned, it's not erased. 2259 */ 2260 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2261 if (scannedPkg != null) { 2262 /* 2263 * If the system app is both scanned and in the 2264 * disabled packages list, then it must have been 2265 * added via OTA. Remove it from the currently 2266 * scanned package so the previously user-installed 2267 * application can be scanned. 2268 */ 2269 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2270 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2271 + ps.name + "; removing system app. Last known codePath=" 2272 + ps.codePathString + ", installStatus=" + ps.installStatus 2273 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2274 + scannedPkg.mVersionCode); 2275 removePackageLI(scannedPkg, true); 2276 mExpectingBetter.put(ps.name, ps.codePath); 2277 } 2278 2279 continue; 2280 } 2281 2282 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2283 psit.remove(); 2284 logCriticalInfo(Log.WARN, "System package " + ps.name 2285 + " no longer exists; wiping its data"); 2286 removeDataDirsLI(null, ps.name); 2287 } else { 2288 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2289 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2290 possiblyDeletedUpdatedSystemApps.add(ps.name); 2291 } 2292 } 2293 } 2294 } 2295 2296 //look for any incomplete package installations 2297 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2298 //clean up list 2299 for(int i = 0; i < deletePkgsList.size(); i++) { 2300 //clean up here 2301 cleanupInstallFailedPackage(deletePkgsList.get(i)); 2302 } 2303 //delete tmp files 2304 deleteTempPackageFiles(); 2305 2306 // Remove any shared userIDs that have no associated packages 2307 mSettings.pruneSharedUsersLPw(); 2308 2309 if (!mOnlyCore) { 2310 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2311 SystemClock.uptimeMillis()); 2312 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2313 2314 scanDirTracedLI(mDrmAppPrivateInstallDir, PackageParser.PARSE_FORWARD_LOCK, 2315 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2316 2317 scanDirLI(mEphemeralInstallDir, PackageParser.PARSE_IS_EPHEMERAL, 2318 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2319 2320 /** 2321 * Remove disable package settings for any updated system 2322 * apps that were removed via an OTA. If they're not a 2323 * previously-updated app, remove them completely. 2324 * Otherwise, just revoke their system-level permissions. 2325 */ 2326 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2327 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2328 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2329 2330 String msg; 2331 if (deletedPkg == null) { 2332 msg = "Updated system package " + deletedAppName 2333 + " no longer exists; wiping its data"; 2334 removeDataDirsLI(null, deletedAppName); 2335 } else { 2336 msg = "Updated system app + " + deletedAppName 2337 + " no longer present; removing system privileges for " 2338 + deletedAppName; 2339 2340 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2341 2342 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2343 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2344 } 2345 logCriticalInfo(Log.WARN, msg); 2346 } 2347 2348 /** 2349 * Make sure all system apps that we expected to appear on 2350 * the userdata partition actually showed up. If they never 2351 * appeared, crawl back and revive the system version. 2352 */ 2353 for (int i = 0; i < mExpectingBetter.size(); i++) { 2354 final String packageName = mExpectingBetter.keyAt(i); 2355 if (!mPackages.containsKey(packageName)) { 2356 final File scanFile = mExpectingBetter.valueAt(i); 2357 2358 logCriticalInfo(Log.WARN, "Expected better " + packageName 2359 + " but never showed up; reverting to system"); 2360 2361 final int reparseFlags; 2362 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2363 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2364 | PackageParser.PARSE_IS_SYSTEM_DIR 2365 | PackageParser.PARSE_IS_PRIVILEGED; 2366 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2367 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2368 | PackageParser.PARSE_IS_SYSTEM_DIR; 2369 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2370 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2371 | PackageParser.PARSE_IS_SYSTEM_DIR; 2372 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2373 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2374 | PackageParser.PARSE_IS_SYSTEM_DIR; 2375 } else { 2376 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2377 continue; 2378 } 2379 2380 mSettings.enableSystemPackageLPw(packageName); 2381 2382 try { 2383 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2384 } catch (PackageManagerException e) { 2385 Slog.e(TAG, "Failed to parse original system package: " 2386 + e.getMessage()); 2387 } 2388 } 2389 } 2390 } 2391 mExpectingBetter.clear(); 2392 2393 // Now that we know all of the shared libraries, update all clients to have 2394 // the correct library paths. 2395 updateAllSharedLibrariesLPw(); 2396 2397 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2398 // NOTE: We ignore potential failures here during a system scan (like 2399 // the rest of the commands above) because there's precious little we 2400 // can do about it. A settings error is reported, though. 2401 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2402 false /* boot complete */); 2403 } 2404 2405 // Now that we know all the packages we are keeping, 2406 // read and update their last usage times. 2407 mPackageUsage.readLP(); 2408 2409 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2410 SystemClock.uptimeMillis()); 2411 Slog.i(TAG, "Time to scan packages: " 2412 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2413 + " seconds"); 2414 2415 // If the platform SDK has changed since the last time we booted, 2416 // we need to re-grant app permission to catch any new ones that 2417 // appear. This is really a hack, and means that apps can in some 2418 // cases get permissions that the user didn't initially explicitly 2419 // allow... it would be nice to have some better way to handle 2420 // this situation. 2421 int updateFlags = UPDATE_PERMISSIONS_ALL; 2422 if (ver.sdkVersion != mSdkVersion) { 2423 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2424 + mSdkVersion + "; regranting permissions for internal storage"); 2425 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2426 } 2427 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2428 ver.sdkVersion = mSdkVersion; 2429 2430 // If this is the first boot or an update from pre-M, and it is a normal 2431 // boot, then we need to initialize the default preferred apps across 2432 // all defined users. 2433 if (!onlyCore && (mPromoteSystemApps || !mRestoredSettings)) { 2434 for (UserInfo user : sUserManager.getUsers(true)) { 2435 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2436 applyFactoryDefaultBrowserLPw(user.id); 2437 primeDomainVerificationsLPw(user.id); 2438 } 2439 } 2440 2441 // Prepare storage for system user really early during boot, 2442 // since core system apps like SettingsProvider and SystemUI 2443 // can't wait for user to start 2444 final int storageFlags; 2445 if (StorageManager.isFileBasedEncryptionEnabled()) { 2446 storageFlags = StorageManager.FLAG_STORAGE_DE; 2447 } else { 2448 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2449 } 2450 reconcileAppsData(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2451 storageFlags); 2452 2453 // If this is first boot after an OTA, and a normal boot, then 2454 // we need to clear code cache directories. 2455 if (mIsUpgrade && !onlyCore) { 2456 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2457 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2458 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2459 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2460 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 2461 } 2462 } 2463 ver.fingerprint = Build.FINGERPRINT; 2464 } 2465 2466 checkDefaultBrowser(); 2467 2468 // clear only after permissions and other defaults have been updated 2469 mExistingSystemPackages.clear(); 2470 mPromoteSystemApps = false; 2471 2472 // All the changes are done during package scanning. 2473 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2474 2475 // can downgrade to reader 2476 mSettings.writeLPr(); 2477 2478 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2479 SystemClock.uptimeMillis()); 2480 2481 if (!mOnlyCore) { 2482 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2483 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2484 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2485 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2486 mIntentFilterVerifierComponent); 2487 } else { 2488 mRequiredVerifierPackage = null; 2489 mRequiredInstallerPackage = null; 2490 mIntentFilterVerifierComponent = null; 2491 mIntentFilterVerifier = null; 2492 } 2493 2494 mInstallerService = new PackageInstallerService(context, this); 2495 2496 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2497 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2498 // both the installer and resolver must be present to enable ephemeral 2499 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2500 if (DEBUG_EPHEMERAL) { 2501 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2502 + " installer:" + ephemeralInstallerComponent); 2503 } 2504 mEphemeralResolverComponent = ephemeralResolverComponent; 2505 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2506 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2507 mEphemeralResolverConnection = 2508 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2509 } else { 2510 if (DEBUG_EPHEMERAL) { 2511 final String missingComponent = 2512 (ephemeralResolverComponent == null) 2513 ? (ephemeralInstallerComponent == null) 2514 ? "resolver and installer" 2515 : "resolver" 2516 : "installer"; 2517 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2518 } 2519 mEphemeralResolverComponent = null; 2520 mEphemeralInstallerComponent = null; 2521 mEphemeralResolverConnection = null; 2522 } 2523 2524 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2525 } // synchronized (mPackages) 2526 } // synchronized (mInstallLock) 2527 2528 // Now after opening every single application zip, make sure they 2529 // are all flushed. Not really needed, but keeps things nice and 2530 // tidy. 2531 Runtime.getRuntime().gc(); 2532 2533 // The initial scanning above does many calls into installd while 2534 // holding the mPackages lock, but we're mostly interested in yelling 2535 // once we have a booted system. 2536 mInstaller.setWarnIfHeld(mPackages); 2537 2538 // Expose private service for system components to use. 2539 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2540 } 2541 2542 @Override 2543 public boolean isFirstBoot() { 2544 return !mRestoredSettings; 2545 } 2546 2547 @Override 2548 public boolean isOnlyCoreApps() { 2549 return mOnlyCore; 2550 } 2551 2552 @Override 2553 public boolean isUpgrade() { 2554 return mIsUpgrade; 2555 } 2556 2557 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2558 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2559 2560 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2561 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2562 if (matches.size() == 1) { 2563 return matches.get(0).getComponentInfo().packageName; 2564 } else { 2565 Log.e(TAG, "There should probably be exactly one verifier; found " + matches); 2566 return null; 2567 } 2568 } 2569 2570 private @NonNull String getRequiredInstallerLPr() { 2571 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2572 intent.addCategory(Intent.CATEGORY_DEFAULT); 2573 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2574 2575 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2576 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2577 if (matches.size() == 1) { 2578 return matches.get(0).getComponentInfo().packageName; 2579 } else { 2580 throw new RuntimeException("There must be exactly one installer; found " + matches); 2581 } 2582 } 2583 2584 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2585 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2586 2587 final List<ResolveInfo> matches = queryIntentReceivers(intent, PACKAGE_MIME_TYPE, 2588 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2589 ResolveInfo best = null; 2590 final int N = matches.size(); 2591 for (int i = 0; i < N; i++) { 2592 final ResolveInfo cur = matches.get(i); 2593 final String packageName = cur.getComponentInfo().packageName; 2594 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2595 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2596 continue; 2597 } 2598 2599 if (best == null || cur.priority > best.priority) { 2600 best = cur; 2601 } 2602 } 2603 2604 if (best != null) { 2605 return best.getComponentInfo().getComponentName(); 2606 } else { 2607 throw new RuntimeException("There must be at least one intent filter verifier"); 2608 } 2609 } 2610 2611 private @Nullable ComponentName getEphemeralResolverLPr() { 2612 final String[] packageArray = 2613 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2614 if (packageArray.length == 0) { 2615 if (DEBUG_EPHEMERAL) { 2616 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2617 } 2618 return null; 2619 } 2620 2621 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2622 final List<ResolveInfo> resolvers = queryIntentServices(resolverIntent, null, 2623 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2624 2625 final int N = resolvers.size(); 2626 if (N == 0) { 2627 if (DEBUG_EPHEMERAL) { 2628 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2629 } 2630 return null; 2631 } 2632 2633 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2634 for (int i = 0; i < N; i++) { 2635 final ResolveInfo info = resolvers.get(i); 2636 2637 if (info.serviceInfo == null) { 2638 continue; 2639 } 2640 2641 final String packageName = info.serviceInfo.packageName; 2642 if (!possiblePackages.contains(packageName)) { 2643 if (DEBUG_EPHEMERAL) { 2644 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2645 + " pkg: " + packageName + ", info:" + info); 2646 } 2647 continue; 2648 } 2649 2650 if (DEBUG_EPHEMERAL) { 2651 Slog.v(TAG, "Ephemeral resolver found;" 2652 + " pkg: " + packageName + ", info:" + info); 2653 } 2654 return new ComponentName(packageName, info.serviceInfo.name); 2655 } 2656 if (DEBUG_EPHEMERAL) { 2657 Slog.v(TAG, "Ephemeral resolver NOT found"); 2658 } 2659 return null; 2660 } 2661 2662 private @Nullable ComponentName getEphemeralInstallerLPr() { 2663 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2664 intent.addCategory(Intent.CATEGORY_DEFAULT); 2665 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2666 2667 final List<ResolveInfo> matches = queryIntentActivities(intent, PACKAGE_MIME_TYPE, 2668 MATCH_SYSTEM_ONLY | MATCH_ENCRYPTION_AWARE_AND_UNAWARE, UserHandle.USER_SYSTEM); 2669 if (matches.size() == 0) { 2670 return null; 2671 } else if (matches.size() == 1) { 2672 return matches.get(0).getComponentInfo().getComponentName(); 2673 } else { 2674 throw new RuntimeException( 2675 "There must be at most one ephemeral installer; found " + matches); 2676 } 2677 } 2678 2679 private void primeDomainVerificationsLPw(int userId) { 2680 if (DEBUG_DOMAIN_VERIFICATION) { 2681 Slog.d(TAG, "Priming domain verifications in user " + userId); 2682 } 2683 2684 SystemConfig systemConfig = SystemConfig.getInstance(); 2685 ArraySet<String> packages = systemConfig.getLinkedApps(); 2686 ArraySet<String> domains = new ArraySet<String>(); 2687 2688 for (String packageName : packages) { 2689 PackageParser.Package pkg = mPackages.get(packageName); 2690 if (pkg != null) { 2691 if (!pkg.isSystemApp()) { 2692 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2693 continue; 2694 } 2695 2696 domains.clear(); 2697 for (PackageParser.Activity a : pkg.activities) { 2698 for (ActivityIntentInfo filter : a.intents) { 2699 if (hasValidDomains(filter)) { 2700 domains.addAll(filter.getHostsList()); 2701 } 2702 } 2703 } 2704 2705 if (domains.size() > 0) { 2706 if (DEBUG_DOMAIN_VERIFICATION) { 2707 Slog.v(TAG, " + " + packageName); 2708 } 2709 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2710 // state w.r.t. the formal app-linkage "no verification attempted" state; 2711 // and then 'always' in the per-user state actually used for intent resolution. 2712 final IntentFilterVerificationInfo ivi; 2713 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2714 new ArrayList<String>(domains)); 2715 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2716 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2717 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2718 } else { 2719 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2720 + "' does not handle web links"); 2721 } 2722 } else { 2723 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2724 } 2725 } 2726 2727 scheduleWritePackageRestrictionsLocked(userId); 2728 scheduleWriteSettingsLocked(); 2729 } 2730 2731 private void applyFactoryDefaultBrowserLPw(int userId) { 2732 // The default browser app's package name is stored in a string resource, 2733 // with a product-specific overlay used for vendor customization. 2734 String browserPkg = mContext.getResources().getString( 2735 com.android.internal.R.string.default_browser); 2736 if (!TextUtils.isEmpty(browserPkg)) { 2737 // non-empty string => required to be a known package 2738 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2739 if (ps == null) { 2740 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2741 browserPkg = null; 2742 } else { 2743 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2744 } 2745 } 2746 2747 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2748 // default. If there's more than one, just leave everything alone. 2749 if (browserPkg == null) { 2750 calculateDefaultBrowserLPw(userId); 2751 } 2752 } 2753 2754 private void calculateDefaultBrowserLPw(int userId) { 2755 List<String> allBrowsers = resolveAllBrowserApps(userId); 2756 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2757 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2758 } 2759 2760 private List<String> resolveAllBrowserApps(int userId) { 2761 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2762 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2763 PackageManager.MATCH_ALL, userId); 2764 2765 final int count = list.size(); 2766 List<String> result = new ArrayList<String>(count); 2767 for (int i=0; i<count; i++) { 2768 ResolveInfo info = list.get(i); 2769 if (info.activityInfo == null 2770 || !info.handleAllWebDataURI 2771 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2772 || result.contains(info.activityInfo.packageName)) { 2773 continue; 2774 } 2775 result.add(info.activityInfo.packageName); 2776 } 2777 2778 return result; 2779 } 2780 2781 private boolean packageIsBrowser(String packageName, int userId) { 2782 List<ResolveInfo> list = queryIntentActivities(sBrowserIntent, null, 2783 PackageManager.MATCH_ALL, userId); 2784 final int N = list.size(); 2785 for (int i = 0; i < N; i++) { 2786 ResolveInfo info = list.get(i); 2787 if (packageName.equals(info.activityInfo.packageName)) { 2788 return true; 2789 } 2790 } 2791 return false; 2792 } 2793 2794 private void checkDefaultBrowser() { 2795 final int myUserId = UserHandle.myUserId(); 2796 final String packageName = getDefaultBrowserPackageName(myUserId); 2797 if (packageName != null) { 2798 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 2799 if (info == null) { 2800 Slog.w(TAG, "Default browser no longer installed: " + packageName); 2801 synchronized (mPackages) { 2802 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 2803 } 2804 } 2805 } 2806 } 2807 2808 @Override 2809 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 2810 throws RemoteException { 2811 try { 2812 return super.onTransact(code, data, reply, flags); 2813 } catch (RuntimeException e) { 2814 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 2815 Slog.wtf(TAG, "Package Manager Crash", e); 2816 } 2817 throw e; 2818 } 2819 } 2820 2821 void cleanupInstallFailedPackage(PackageSetting ps) { 2822 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + ps.name); 2823 2824 removeDataDirsLI(ps.volumeUuid, ps.name); 2825 if (ps.codePath != null) { 2826 removeCodePathLI(ps.codePath); 2827 } 2828 if (ps.resourcePath != null && !ps.resourcePath.equals(ps.codePath)) { 2829 if (ps.resourcePath.isDirectory()) { 2830 FileUtils.deleteContents(ps.resourcePath); 2831 } 2832 ps.resourcePath.delete(); 2833 } 2834 mSettings.removePackageLPw(ps.name); 2835 } 2836 2837 static int[] appendInts(int[] cur, int[] add) { 2838 if (add == null) return cur; 2839 if (cur == null) return add; 2840 final int N = add.length; 2841 for (int i=0; i<N; i++) { 2842 cur = appendInt(cur, add[i]); 2843 } 2844 return cur; 2845 } 2846 2847 PackageInfo generatePackageInfo(PackageParser.Package p, int flags, int userId) { 2848 if (!sUserManager.exists(userId)) return null; 2849 final PackageSetting ps = (PackageSetting) p.mExtras; 2850 if (ps == null) { 2851 return null; 2852 } 2853 2854 final PermissionsState permissionsState = ps.getPermissionsState(); 2855 2856 final int[] gids = permissionsState.computeGids(userId); 2857 final Set<String> permissions = permissionsState.getPermissions(userId); 2858 final PackageUserState state = ps.readUserState(userId); 2859 2860 return PackageParser.generatePackageInfo(p, gids, flags, 2861 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 2862 } 2863 2864 @Override 2865 public void checkPackageStartable(String packageName, int userId) { 2866 final boolean userKeyUnlocked = isUserKeyUnlocked(userId); 2867 2868 synchronized (mPackages) { 2869 final PackageSetting ps = mSettings.mPackages.get(packageName); 2870 if (ps == null) { 2871 throw new SecurityException("Package " + packageName + " was not found!"); 2872 } 2873 2874 if (mSafeMode && !ps.isSystem()) { 2875 throw new SecurityException("Package " + packageName + " not a system app!"); 2876 } 2877 2878 if (ps.frozen) { 2879 throw new SecurityException("Package " + packageName + " is currently frozen!"); 2880 } 2881 2882 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isEncryptionAware() 2883 || ps.pkg.applicationInfo.isPartiallyEncryptionAware())) { 2884 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 2885 } 2886 } 2887 } 2888 2889 @Override 2890 public boolean isPackageAvailable(String packageName, int userId) { 2891 if (!sUserManager.exists(userId)) return false; 2892 enforceCrossUserPermission(Binder.getCallingUid(), userId, 2893 false /* requireFullPermission */, false /* checkShell */, "is package available"); 2894 synchronized (mPackages) { 2895 PackageParser.Package p = mPackages.get(packageName); 2896 if (p != null) { 2897 final PackageSetting ps = (PackageSetting) p.mExtras; 2898 if (ps != null) { 2899 final PackageUserState state = ps.readUserState(userId); 2900 if (state != null) { 2901 return PackageParser.isAvailable(state); 2902 } 2903 } 2904 } 2905 } 2906 return false; 2907 } 2908 2909 @Override 2910 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 2911 if (!sUserManager.exists(userId)) return null; 2912 flags = updateFlagsForPackage(flags, userId, packageName); 2913 enforceCrossUserPermission(Binder.getCallingUid(), userId, 2914 false /* requireFullPermission */, false /* checkShell */, "get package info"); 2915 // reader 2916 synchronized (mPackages) { 2917 PackageParser.Package p = mPackages.get(packageName); 2918 if (DEBUG_PACKAGE_INFO) 2919 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 2920 if (p != null) { 2921 return generatePackageInfo(p, flags, userId); 2922 } 2923 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2924 return generatePackageInfoFromSettingsLPw(packageName, flags, userId); 2925 } 2926 } 2927 return null; 2928 } 2929 2930 @Override 2931 public String[] currentToCanonicalPackageNames(String[] names) { 2932 String[] out = new String[names.length]; 2933 // reader 2934 synchronized (mPackages) { 2935 for (int i=names.length-1; i>=0; i--) { 2936 PackageSetting ps = mSettings.mPackages.get(names[i]); 2937 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 2938 } 2939 } 2940 return out; 2941 } 2942 2943 @Override 2944 public String[] canonicalToCurrentPackageNames(String[] names) { 2945 String[] out = new String[names.length]; 2946 // reader 2947 synchronized (mPackages) { 2948 for (int i=names.length-1; i>=0; i--) { 2949 String cur = mSettings.mRenamedPackages.get(names[i]); 2950 out[i] = cur != null ? cur : names[i]; 2951 } 2952 } 2953 return out; 2954 } 2955 2956 @Override 2957 public int getPackageUid(String packageName, int flags, int userId) { 2958 if (!sUserManager.exists(userId)) return -1; 2959 flags = updateFlagsForPackage(flags, userId, packageName); 2960 enforceCrossUserPermission(Binder.getCallingUid(), userId, 2961 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 2962 2963 // reader 2964 synchronized (mPackages) { 2965 final PackageParser.Package p = mPackages.get(packageName); 2966 if (p != null && p.isMatch(flags)) { 2967 return UserHandle.getUid(userId, p.applicationInfo.uid); 2968 } 2969 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2970 final PackageSetting ps = mSettings.mPackages.get(packageName); 2971 if (ps != null && ps.isMatch(flags)) { 2972 return UserHandle.getUid(userId, ps.appId); 2973 } 2974 } 2975 } 2976 2977 return -1; 2978 } 2979 2980 @Override 2981 public int[] getPackageGids(String packageName, int flags, int userId) { 2982 if (!sUserManager.exists(userId)) return null; 2983 flags = updateFlagsForPackage(flags, userId, packageName); 2984 enforceCrossUserPermission(Binder.getCallingUid(), userId, 2985 false /* requireFullPermission */, false /* checkShell */, 2986 "getPackageGids"); 2987 2988 // reader 2989 synchronized (mPackages) { 2990 final PackageParser.Package p = mPackages.get(packageName); 2991 if (p != null && p.isMatch(flags)) { 2992 PackageSetting ps = (PackageSetting) p.mExtras; 2993 return ps.getPermissionsState().computeGids(userId); 2994 } 2995 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 2996 final PackageSetting ps = mSettings.mPackages.get(packageName); 2997 if (ps != null && ps.isMatch(flags)) { 2998 return ps.getPermissionsState().computeGids(userId); 2999 } 3000 } 3001 } 3002 3003 return null; 3004 } 3005 3006 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3007 if (bp.perm != null) { 3008 return PackageParser.generatePermissionInfo(bp.perm, flags); 3009 } 3010 PermissionInfo pi = new PermissionInfo(); 3011 pi.name = bp.name; 3012 pi.packageName = bp.sourcePackage; 3013 pi.nonLocalizedLabel = bp.name; 3014 pi.protectionLevel = bp.protectionLevel; 3015 return pi; 3016 } 3017 3018 @Override 3019 public PermissionInfo getPermissionInfo(String name, int flags) { 3020 // reader 3021 synchronized (mPackages) { 3022 final BasePermission p = mSettings.mPermissions.get(name); 3023 if (p != null) { 3024 return generatePermissionInfo(p, flags); 3025 } 3026 return null; 3027 } 3028 } 3029 3030 @Override 3031 public List<PermissionInfo> queryPermissionsByGroup(String group, int flags) { 3032 // reader 3033 synchronized (mPackages) { 3034 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3035 for (BasePermission p : mSettings.mPermissions.values()) { 3036 if (group == null) { 3037 if (p.perm == null || p.perm.info.group == null) { 3038 out.add(generatePermissionInfo(p, flags)); 3039 } 3040 } else { 3041 if (p.perm != null && group.equals(p.perm.info.group)) { 3042 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3043 } 3044 } 3045 } 3046 3047 if (out.size() > 0) { 3048 return out; 3049 } 3050 return mPermissionGroups.containsKey(group) ? out : null; 3051 } 3052 } 3053 3054 @Override 3055 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3056 // reader 3057 synchronized (mPackages) { 3058 return PackageParser.generatePermissionGroupInfo( 3059 mPermissionGroups.get(name), flags); 3060 } 3061 } 3062 3063 @Override 3064 public List<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3065 // reader 3066 synchronized (mPackages) { 3067 final int N = mPermissionGroups.size(); 3068 ArrayList<PermissionGroupInfo> out 3069 = new ArrayList<PermissionGroupInfo>(N); 3070 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3071 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3072 } 3073 return out; 3074 } 3075 } 3076 3077 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3078 int userId) { 3079 if (!sUserManager.exists(userId)) return null; 3080 PackageSetting ps = mSettings.mPackages.get(packageName); 3081 if (ps != null) { 3082 if (ps.pkg == null) { 3083 PackageInfo pInfo = generatePackageInfoFromSettingsLPw(packageName, 3084 flags, userId); 3085 if (pInfo != null) { 3086 return pInfo.applicationInfo; 3087 } 3088 return null; 3089 } 3090 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3091 ps.readUserState(userId), userId); 3092 } 3093 return null; 3094 } 3095 3096 private PackageInfo generatePackageInfoFromSettingsLPw(String packageName, int flags, 3097 int userId) { 3098 if (!sUserManager.exists(userId)) return null; 3099 PackageSetting ps = mSettings.mPackages.get(packageName); 3100 if (ps != null) { 3101 PackageParser.Package pkg = ps.pkg; 3102 if (pkg == null) { 3103 if ((flags & MATCH_UNINSTALLED_PACKAGES) == 0) { 3104 return null; 3105 } 3106 // Only data remains, so we aren't worried about code paths 3107 pkg = new PackageParser.Package(packageName); 3108 pkg.applicationInfo.packageName = packageName; 3109 pkg.applicationInfo.flags = ps.pkgFlags | ApplicationInfo.FLAG_IS_DATA_ONLY; 3110 pkg.applicationInfo.privateFlags = ps.pkgPrivateFlags; 3111 pkg.applicationInfo.uid = ps.appId; 3112 pkg.applicationInfo.initForUser(userId); 3113 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 3114 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 3115 } 3116 return generatePackageInfo(pkg, flags, userId); 3117 } 3118 return null; 3119 } 3120 3121 @Override 3122 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3123 if (!sUserManager.exists(userId)) return null; 3124 flags = updateFlagsForApplication(flags, userId, packageName); 3125 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3126 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3127 // writer 3128 synchronized (mPackages) { 3129 PackageParser.Package p = mPackages.get(packageName); 3130 if (DEBUG_PACKAGE_INFO) Log.v( 3131 TAG, "getApplicationInfo " + packageName 3132 + ": " + p); 3133 if (p != null) { 3134 PackageSetting ps = mSettings.mPackages.get(packageName); 3135 if (ps == null) return null; 3136 // Note: isEnabledLP() does not apply here - always return info 3137 return PackageParser.generateApplicationInfo( 3138 p, flags, ps.readUserState(userId), userId); 3139 } 3140 if ("android".equals(packageName)||"system".equals(packageName)) { 3141 return mAndroidApplication; 3142 } 3143 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3144 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3145 } 3146 } 3147 return null; 3148 } 3149 3150 @Override 3151 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3152 final IPackageDataObserver observer) { 3153 mContext.enforceCallingOrSelfPermission( 3154 android.Manifest.permission.CLEAR_APP_CACHE, null); 3155 // Queue up an async operation since clearing cache may take a little while. 3156 mHandler.post(new Runnable() { 3157 public void run() { 3158 mHandler.removeCallbacks(this); 3159 boolean success = true; 3160 synchronized (mInstallLock) { 3161 try { 3162 mInstaller.freeCache(volumeUuid, freeStorageSize); 3163 } catch (InstallerException e) { 3164 Slog.w(TAG, "Couldn't clear application caches: " + e); 3165 success = false; 3166 } 3167 } 3168 if (observer != null) { 3169 try { 3170 observer.onRemoveCompleted(null, success); 3171 } catch (RemoteException e) { 3172 Slog.w(TAG, "RemoveException when invoking call back"); 3173 } 3174 } 3175 } 3176 }); 3177 } 3178 3179 @Override 3180 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3181 final IntentSender pi) { 3182 mContext.enforceCallingOrSelfPermission( 3183 android.Manifest.permission.CLEAR_APP_CACHE, null); 3184 // Queue up an async operation since clearing cache may take a little while. 3185 mHandler.post(new Runnable() { 3186 public void run() { 3187 mHandler.removeCallbacks(this); 3188 boolean success = true; 3189 synchronized (mInstallLock) { 3190 try { 3191 mInstaller.freeCache(volumeUuid, freeStorageSize); 3192 } catch (InstallerException e) { 3193 Slog.w(TAG, "Couldn't clear application caches: " + e); 3194 success = false; 3195 } 3196 } 3197 if(pi != null) { 3198 try { 3199 // Callback via pending intent 3200 int code = success ? 1 : 0; 3201 pi.sendIntent(null, code, null, 3202 null, null); 3203 } catch (SendIntentException e1) { 3204 Slog.i(TAG, "Failed to send pending intent"); 3205 } 3206 } 3207 } 3208 }); 3209 } 3210 3211 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3212 synchronized (mInstallLock) { 3213 try { 3214 mInstaller.freeCache(volumeUuid, freeStorageSize); 3215 } catch (InstallerException e) { 3216 throw new IOException("Failed to free enough space", e); 3217 } 3218 } 3219 } 3220 3221 /** 3222 * Return if the user key is currently unlocked. 3223 */ 3224 private boolean isUserKeyUnlocked(int userId) { 3225 if (StorageManager.isFileBasedEncryptionEnabled()) { 3226 final IMountService mount = IMountService.Stub 3227 .asInterface(ServiceManager.getService("mount")); 3228 if (mount == null) { 3229 Slog.w(TAG, "Early during boot, assuming locked"); 3230 return false; 3231 } 3232 final long token = Binder.clearCallingIdentity(); 3233 try { 3234 return mount.isUserKeyUnlocked(userId); 3235 } catch (RemoteException e) { 3236 throw e.rethrowAsRuntimeException(); 3237 } finally { 3238 Binder.restoreCallingIdentity(token); 3239 } 3240 } else { 3241 return true; 3242 } 3243 } 3244 3245 /** 3246 * Update given flags based on encryption status of current user. 3247 */ 3248 private int updateFlags(int flags, int userId) { 3249 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3250 | PackageManager.MATCH_ENCRYPTION_AWARE)) != 0) { 3251 // Caller expressed an explicit opinion about what encryption 3252 // aware/unaware components they want to see, so fall through and 3253 // give them what they want 3254 } else { 3255 // Caller expressed no opinion, so match based on user state 3256 if (isUserKeyUnlocked(userId)) { 3257 flags |= PackageManager.MATCH_ENCRYPTION_AWARE_AND_UNAWARE; 3258 } else { 3259 flags |= PackageManager.MATCH_ENCRYPTION_AWARE; 3260 } 3261 } 3262 return flags; 3263 } 3264 3265 /** 3266 * Update given flags when being used to request {@link PackageInfo}. 3267 */ 3268 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3269 boolean triaged = true; 3270 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3271 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3272 // Caller is asking for component details, so they'd better be 3273 // asking for specific encryption matching behavior, or be triaged 3274 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3275 | PackageManager.MATCH_ENCRYPTION_AWARE 3276 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3277 triaged = false; 3278 } 3279 } 3280 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3281 | PackageManager.MATCH_SYSTEM_ONLY 3282 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3283 triaged = false; 3284 } 3285 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3286 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3287 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3288 } 3289 return updateFlags(flags, userId); 3290 } 3291 3292 /** 3293 * Update given flags when being used to request {@link ApplicationInfo}. 3294 */ 3295 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3296 return updateFlagsForPackage(flags, userId, cookie); 3297 } 3298 3299 /** 3300 * Update given flags when being used to request {@link ComponentInfo}. 3301 */ 3302 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3303 if (cookie instanceof Intent) { 3304 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3305 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3306 } 3307 } 3308 3309 boolean triaged = true; 3310 // Caller is asking for component details, so they'd better be 3311 // asking for specific encryption matching behavior, or be triaged 3312 if ((flags & (PackageManager.MATCH_ENCRYPTION_UNAWARE 3313 | PackageManager.MATCH_ENCRYPTION_AWARE 3314 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3315 triaged = false; 3316 } 3317 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3318 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3319 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3320 } 3321 3322 return updateFlags(flags, userId); 3323 } 3324 3325 /** 3326 * Update given flags when being used to request {@link ResolveInfo}. 3327 */ 3328 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3329 // Safe mode means we shouldn't match any third-party components 3330 if (mSafeMode) { 3331 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3332 } 3333 3334 return updateFlagsForComponent(flags, userId, cookie); 3335 } 3336 3337 @Override 3338 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3339 if (!sUserManager.exists(userId)) return null; 3340 flags = updateFlagsForComponent(flags, userId, component); 3341 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3342 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3343 synchronized (mPackages) { 3344 PackageParser.Activity a = mActivities.mActivities.get(component); 3345 3346 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3347 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3348 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3349 if (ps == null) return null; 3350 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3351 userId); 3352 } 3353 if (mResolveComponentName.equals(component)) { 3354 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3355 new PackageUserState(), userId); 3356 } 3357 } 3358 return null; 3359 } 3360 3361 @Override 3362 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3363 String resolvedType) { 3364 synchronized (mPackages) { 3365 if (component.equals(mResolveComponentName)) { 3366 // The resolver supports EVERYTHING! 3367 return true; 3368 } 3369 PackageParser.Activity a = mActivities.mActivities.get(component); 3370 if (a == null) { 3371 return false; 3372 } 3373 for (int i=0; i<a.intents.size(); i++) { 3374 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3375 intent.getData(), intent.getCategories(), TAG) >= 0) { 3376 return true; 3377 } 3378 } 3379 return false; 3380 } 3381 } 3382 3383 @Override 3384 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3385 if (!sUserManager.exists(userId)) return null; 3386 flags = updateFlagsForComponent(flags, userId, component); 3387 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3388 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 3389 synchronized (mPackages) { 3390 PackageParser.Activity a = mReceivers.mActivities.get(component); 3391 if (DEBUG_PACKAGE_INFO) Log.v( 3392 TAG, "getReceiverInfo " + component + ": " + a); 3393 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3394 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3395 if (ps == null) return null; 3396 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3397 userId); 3398 } 3399 } 3400 return null; 3401 } 3402 3403 @Override 3404 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3405 if (!sUserManager.exists(userId)) return null; 3406 flags = updateFlagsForComponent(flags, userId, component); 3407 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3408 false /* requireFullPermission */, false /* checkShell */, "get service info"); 3409 synchronized (mPackages) { 3410 PackageParser.Service s = mServices.mServices.get(component); 3411 if (DEBUG_PACKAGE_INFO) Log.v( 3412 TAG, "getServiceInfo " + component + ": " + s); 3413 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3414 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3415 if (ps == null) return null; 3416 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3417 userId); 3418 } 3419 } 3420 return null; 3421 } 3422 3423 @Override 3424 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3425 if (!sUserManager.exists(userId)) return null; 3426 flags = updateFlagsForComponent(flags, userId, component); 3427 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3428 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 3429 synchronized (mPackages) { 3430 PackageParser.Provider p = mProviders.mProviders.get(component); 3431 if (DEBUG_PACKAGE_INFO) Log.v( 3432 TAG, "getProviderInfo " + component + ": " + p); 3433 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3434 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3435 if (ps == null) return null; 3436 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3437 userId); 3438 } 3439 } 3440 return null; 3441 } 3442 3443 @Override 3444 public String[] getSystemSharedLibraryNames() { 3445 Set<String> libSet; 3446 synchronized (mPackages) { 3447 libSet = mSharedLibraries.keySet(); 3448 int size = libSet.size(); 3449 if (size > 0) { 3450 String[] libs = new String[size]; 3451 libSet.toArray(libs); 3452 return libs; 3453 } 3454 } 3455 return null; 3456 } 3457 3458 @Override 3459 public @Nullable String getServicesSystemSharedLibraryPackageName() { 3460 synchronized (mPackages) { 3461 SharedLibraryEntry libraryEntry = mSharedLibraries.get( 3462 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES); 3463 if (libraryEntry != null) { 3464 return libraryEntry.apk; 3465 } 3466 } 3467 return null; 3468 } 3469 3470 @Override 3471 public FeatureInfo[] getSystemAvailableFeatures() { 3472 Collection<FeatureInfo> featSet; 3473 synchronized (mPackages) { 3474 featSet = mAvailableFeatures.values(); 3475 int size = featSet.size(); 3476 if (size > 0) { 3477 FeatureInfo[] features = new FeatureInfo[size+1]; 3478 featSet.toArray(features); 3479 FeatureInfo fi = new FeatureInfo(); 3480 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3481 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3482 features[size] = fi; 3483 return features; 3484 } 3485 } 3486 return null; 3487 } 3488 3489 @Override 3490 public boolean hasSystemFeature(String name, int version) { 3491 synchronized (mPackages) { 3492 final FeatureInfo feat = mAvailableFeatures.get(name); 3493 if (feat == null) { 3494 return false; 3495 } else { 3496 return feat.version >= version; 3497 } 3498 } 3499 } 3500 3501 @Override 3502 public int checkPermission(String permName, String pkgName, int userId) { 3503 if (!sUserManager.exists(userId)) { 3504 return PackageManager.PERMISSION_DENIED; 3505 } 3506 3507 synchronized (mPackages) { 3508 final PackageParser.Package p = mPackages.get(pkgName); 3509 if (p != null && p.mExtras != null) { 3510 final PackageSetting ps = (PackageSetting) p.mExtras; 3511 final PermissionsState permissionsState = ps.getPermissionsState(); 3512 if (permissionsState.hasPermission(permName, userId)) { 3513 return PackageManager.PERMISSION_GRANTED; 3514 } 3515 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3516 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3517 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3518 return PackageManager.PERMISSION_GRANTED; 3519 } 3520 } 3521 } 3522 3523 return PackageManager.PERMISSION_DENIED; 3524 } 3525 3526 @Override 3527 public int checkUidPermission(String permName, int uid) { 3528 final int userId = UserHandle.getUserId(uid); 3529 3530 if (!sUserManager.exists(userId)) { 3531 return PackageManager.PERMISSION_DENIED; 3532 } 3533 3534 synchronized (mPackages) { 3535 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3536 if (obj != null) { 3537 final SettingBase ps = (SettingBase) obj; 3538 final PermissionsState permissionsState = ps.getPermissionsState(); 3539 if (permissionsState.hasPermission(permName, userId)) { 3540 return PackageManager.PERMISSION_GRANTED; 3541 } 3542 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3543 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3544 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3545 return PackageManager.PERMISSION_GRANTED; 3546 } 3547 } else { 3548 ArraySet<String> perms = mSystemPermissions.get(uid); 3549 if (perms != null) { 3550 if (perms.contains(permName)) { 3551 return PackageManager.PERMISSION_GRANTED; 3552 } 3553 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3554 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3555 return PackageManager.PERMISSION_GRANTED; 3556 } 3557 } 3558 } 3559 } 3560 3561 return PackageManager.PERMISSION_DENIED; 3562 } 3563 3564 @Override 3565 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3566 if (UserHandle.getCallingUserId() != userId) { 3567 mContext.enforceCallingPermission( 3568 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3569 "isPermissionRevokedByPolicy for user " + userId); 3570 } 3571 3572 if (checkPermission(permission, packageName, userId) 3573 == PackageManager.PERMISSION_GRANTED) { 3574 return false; 3575 } 3576 3577 final long identity = Binder.clearCallingIdentity(); 3578 try { 3579 final int flags = getPermissionFlags(permission, packageName, userId); 3580 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3581 } finally { 3582 Binder.restoreCallingIdentity(identity); 3583 } 3584 } 3585 3586 @Override 3587 public String getPermissionControllerPackageName() { 3588 synchronized (mPackages) { 3589 return mRequiredInstallerPackage; 3590 } 3591 } 3592 3593 /** 3594 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3595 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3596 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3597 * @param message the message to log on security exception 3598 */ 3599 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3600 boolean checkShell, String message) { 3601 if (userId < 0) { 3602 throw new IllegalArgumentException("Invalid userId " + userId); 3603 } 3604 if (checkShell) { 3605 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3606 } 3607 if (userId == UserHandle.getUserId(callingUid)) return; 3608 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3609 if (requireFullPermission) { 3610 mContext.enforceCallingOrSelfPermission( 3611 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3612 } else { 3613 try { 3614 mContext.enforceCallingOrSelfPermission( 3615 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3616 } catch (SecurityException se) { 3617 mContext.enforceCallingOrSelfPermission( 3618 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3619 } 3620 } 3621 } 3622 } 3623 3624 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3625 if (callingUid == Process.SHELL_UID) { 3626 if (userHandle >= 0 3627 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3628 throw new SecurityException("Shell does not have permission to access user " 3629 + userHandle); 3630 } else if (userHandle < 0) { 3631 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3632 + Debug.getCallers(3)); 3633 } 3634 } 3635 } 3636 3637 private BasePermission findPermissionTreeLP(String permName) { 3638 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3639 if (permName.startsWith(bp.name) && 3640 permName.length() > bp.name.length() && 3641 permName.charAt(bp.name.length()) == '.') { 3642 return bp; 3643 } 3644 } 3645 return null; 3646 } 3647 3648 private BasePermission checkPermissionTreeLP(String permName) { 3649 if (permName != null) { 3650 BasePermission bp = findPermissionTreeLP(permName); 3651 if (bp != null) { 3652 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3653 return bp; 3654 } 3655 throw new SecurityException("Calling uid " 3656 + Binder.getCallingUid() 3657 + " is not allowed to add to permission tree " 3658 + bp.name + " owned by uid " + bp.uid); 3659 } 3660 } 3661 throw new SecurityException("No permission tree found for " + permName); 3662 } 3663 3664 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3665 if (s1 == null) { 3666 return s2 == null; 3667 } 3668 if (s2 == null) { 3669 return false; 3670 } 3671 if (s1.getClass() != s2.getClass()) { 3672 return false; 3673 } 3674 return s1.equals(s2); 3675 } 3676 3677 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3678 if (pi1.icon != pi2.icon) return false; 3679 if (pi1.logo != pi2.logo) return false; 3680 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3681 if (!compareStrings(pi1.name, pi2.name)) return false; 3682 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3683 // We'll take care of setting this one. 3684 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3685 // These are not currently stored in settings. 3686 //if (!compareStrings(pi1.group, pi2.group)) return false; 3687 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3688 //if (pi1.labelRes != pi2.labelRes) return false; 3689 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3690 return true; 3691 } 3692 3693 int permissionInfoFootprint(PermissionInfo info) { 3694 int size = info.name.length(); 3695 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3696 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3697 return size; 3698 } 3699 3700 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3701 int size = 0; 3702 for (BasePermission perm : mSettings.mPermissions.values()) { 3703 if (perm.uid == tree.uid) { 3704 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3705 } 3706 } 3707 return size; 3708 } 3709 3710 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3711 // We calculate the max size of permissions defined by this uid and throw 3712 // if that plus the size of 'info' would exceed our stated maximum. 3713 if (tree.uid != Process.SYSTEM_UID) { 3714 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3715 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3716 throw new SecurityException("Permission tree size cap exceeded"); 3717 } 3718 } 3719 } 3720 3721 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3722 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3723 throw new SecurityException("Label must be specified in permission"); 3724 } 3725 BasePermission tree = checkPermissionTreeLP(info.name); 3726 BasePermission bp = mSettings.mPermissions.get(info.name); 3727 boolean added = bp == null; 3728 boolean changed = true; 3729 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3730 if (added) { 3731 enforcePermissionCapLocked(info, tree); 3732 bp = new BasePermission(info.name, tree.sourcePackage, 3733 BasePermission.TYPE_DYNAMIC); 3734 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3735 throw new SecurityException( 3736 "Not allowed to modify non-dynamic permission " 3737 + info.name); 3738 } else { 3739 if (bp.protectionLevel == fixedLevel 3740 && bp.perm.owner.equals(tree.perm.owner) 3741 && bp.uid == tree.uid 3742 && comparePermissionInfos(bp.perm.info, info)) { 3743 changed = false; 3744 } 3745 } 3746 bp.protectionLevel = fixedLevel; 3747 info = new PermissionInfo(info); 3748 info.protectionLevel = fixedLevel; 3749 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3750 bp.perm.info.packageName = tree.perm.info.packageName; 3751 bp.uid = tree.uid; 3752 if (added) { 3753 mSettings.mPermissions.put(info.name, bp); 3754 } 3755 if (changed) { 3756 if (!async) { 3757 mSettings.writeLPr(); 3758 } else { 3759 scheduleWriteSettingsLocked(); 3760 } 3761 } 3762 return added; 3763 } 3764 3765 @Override 3766 public boolean addPermission(PermissionInfo info) { 3767 synchronized (mPackages) { 3768 return addPermissionLocked(info, false); 3769 } 3770 } 3771 3772 @Override 3773 public boolean addPermissionAsync(PermissionInfo info) { 3774 synchronized (mPackages) { 3775 return addPermissionLocked(info, true); 3776 } 3777 } 3778 3779 @Override 3780 public void removePermission(String name) { 3781 synchronized (mPackages) { 3782 checkPermissionTreeLP(name); 3783 BasePermission bp = mSettings.mPermissions.get(name); 3784 if (bp != null) { 3785 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3786 throw new SecurityException( 3787 "Not allowed to modify non-dynamic permission " 3788 + name); 3789 } 3790 mSettings.mPermissions.remove(name); 3791 mSettings.writeLPr(); 3792 } 3793 } 3794 } 3795 3796 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3797 BasePermission bp) { 3798 int index = pkg.requestedPermissions.indexOf(bp.name); 3799 if (index == -1) { 3800 throw new SecurityException("Package " + pkg.packageName 3801 + " has not requested permission " + bp.name); 3802 } 3803 if (!bp.isRuntime() && !bp.isDevelopment()) { 3804 throw new SecurityException("Permission " + bp.name 3805 + " is not a changeable permission type"); 3806 } 3807 } 3808 3809 @Override 3810 public void grantRuntimePermission(String packageName, String name, final int userId) { 3811 if (!sUserManager.exists(userId)) { 3812 Log.e(TAG, "No such user:" + userId); 3813 return; 3814 } 3815 3816 mContext.enforceCallingOrSelfPermission( 3817 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 3818 "grantRuntimePermission"); 3819 3820 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3821 true /* requireFullPermission */, true /* checkShell */, 3822 "grantRuntimePermission"); 3823 3824 final int uid; 3825 final SettingBase sb; 3826 3827 synchronized (mPackages) { 3828 final PackageParser.Package pkg = mPackages.get(packageName); 3829 if (pkg == null) { 3830 throw new IllegalArgumentException("Unknown package: " + packageName); 3831 } 3832 3833 final BasePermission bp = mSettings.mPermissions.get(name); 3834 if (bp == null) { 3835 throw new IllegalArgumentException("Unknown permission: " + name); 3836 } 3837 3838 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3839 3840 // If a permission review is required for legacy apps we represent 3841 // their permissions as always granted runtime ones since we need 3842 // to keep the review required permission flag per user while an 3843 // install permission's state is shared across all users. 3844 if (Build.PERMISSIONS_REVIEW_REQUIRED 3845 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3846 && bp.isRuntime()) { 3847 return; 3848 } 3849 3850 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 3851 sb = (SettingBase) pkg.mExtras; 3852 if (sb == null) { 3853 throw new IllegalArgumentException("Unknown package: " + packageName); 3854 } 3855 3856 final PermissionsState permissionsState = sb.getPermissionsState(); 3857 3858 final int flags = permissionsState.getPermissionFlags(name, userId); 3859 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3860 throw new SecurityException("Cannot grant system fixed permission " 3861 + name + " for package " + packageName); 3862 } 3863 3864 if (bp.isDevelopment()) { 3865 // Development permissions must be handled specially, since they are not 3866 // normal runtime permissions. For now they apply to all users. 3867 if (permissionsState.grantInstallPermission(bp) != 3868 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3869 scheduleWriteSettingsLocked(); 3870 } 3871 return; 3872 } 3873 3874 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 3875 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 3876 return; 3877 } 3878 3879 final int result = permissionsState.grantRuntimePermission(bp, userId); 3880 switch (result) { 3881 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 3882 return; 3883 } 3884 3885 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 3886 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3887 mHandler.post(new Runnable() { 3888 @Override 3889 public void run() { 3890 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 3891 } 3892 }); 3893 } 3894 break; 3895 } 3896 3897 mOnPermissionChangeListeners.onPermissionsChanged(uid); 3898 3899 // Not critical if that is lost - app has to request again. 3900 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 3901 } 3902 3903 // Only need to do this if user is initialized. Otherwise it's a new user 3904 // and there are no processes running as the user yet and there's no need 3905 // to make an expensive call to remount processes for the changed permissions. 3906 if (READ_EXTERNAL_STORAGE.equals(name) 3907 || WRITE_EXTERNAL_STORAGE.equals(name)) { 3908 final long token = Binder.clearCallingIdentity(); 3909 try { 3910 if (sUserManager.isInitialized(userId)) { 3911 MountServiceInternal mountServiceInternal = LocalServices.getService( 3912 MountServiceInternal.class); 3913 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 3914 } 3915 } finally { 3916 Binder.restoreCallingIdentity(token); 3917 } 3918 } 3919 } 3920 3921 @Override 3922 public void revokeRuntimePermission(String packageName, String name, int userId) { 3923 if (!sUserManager.exists(userId)) { 3924 Log.e(TAG, "No such user:" + userId); 3925 return; 3926 } 3927 3928 mContext.enforceCallingOrSelfPermission( 3929 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 3930 "revokeRuntimePermission"); 3931 3932 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3933 true /* requireFullPermission */, true /* checkShell */, 3934 "revokeRuntimePermission"); 3935 3936 final int appId; 3937 3938 synchronized (mPackages) { 3939 final PackageParser.Package pkg = mPackages.get(packageName); 3940 if (pkg == null) { 3941 throw new IllegalArgumentException("Unknown package: " + packageName); 3942 } 3943 3944 final BasePermission bp = mSettings.mPermissions.get(name); 3945 if (bp == null) { 3946 throw new IllegalArgumentException("Unknown permission: " + name); 3947 } 3948 3949 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 3950 3951 // If a permission review is required for legacy apps we represent 3952 // their permissions as always granted runtime ones since we need 3953 // to keep the review required permission flag per user while an 3954 // install permission's state is shared across all users. 3955 if (Build.PERMISSIONS_REVIEW_REQUIRED 3956 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 3957 && bp.isRuntime()) { 3958 return; 3959 } 3960 3961 SettingBase sb = (SettingBase) pkg.mExtras; 3962 if (sb == null) { 3963 throw new IllegalArgumentException("Unknown package: " + packageName); 3964 } 3965 3966 final PermissionsState permissionsState = sb.getPermissionsState(); 3967 3968 final int flags = permissionsState.getPermissionFlags(name, userId); 3969 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 3970 throw new SecurityException("Cannot revoke system fixed permission " 3971 + name + " for package " + packageName); 3972 } 3973 3974 if (bp.isDevelopment()) { 3975 // Development permissions must be handled specially, since they are not 3976 // normal runtime permissions. For now they apply to all users. 3977 if (permissionsState.revokeInstallPermission(bp) != 3978 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3979 scheduleWriteSettingsLocked(); 3980 } 3981 return; 3982 } 3983 3984 if (permissionsState.revokeRuntimePermission(bp, userId) == 3985 PermissionsState.PERMISSION_OPERATION_FAILURE) { 3986 return; 3987 } 3988 3989 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 3990 3991 // Critical, after this call app should never have the permission. 3992 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 3993 3994 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 3995 } 3996 3997 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 3998 } 3999 4000 @Override 4001 public void resetRuntimePermissions() { 4002 mContext.enforceCallingOrSelfPermission( 4003 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4004 "revokeRuntimePermission"); 4005 4006 int callingUid = Binder.getCallingUid(); 4007 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4008 mContext.enforceCallingOrSelfPermission( 4009 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4010 "resetRuntimePermissions"); 4011 } 4012 4013 synchronized (mPackages) { 4014 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4015 for (int userId : UserManagerService.getInstance().getUserIds()) { 4016 final int packageCount = mPackages.size(); 4017 for (int i = 0; i < packageCount; i++) { 4018 PackageParser.Package pkg = mPackages.valueAt(i); 4019 if (!(pkg.mExtras instanceof PackageSetting)) { 4020 continue; 4021 } 4022 PackageSetting ps = (PackageSetting) pkg.mExtras; 4023 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4024 } 4025 } 4026 } 4027 } 4028 4029 @Override 4030 public int getPermissionFlags(String name, String packageName, int userId) { 4031 if (!sUserManager.exists(userId)) { 4032 return 0; 4033 } 4034 4035 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4036 4037 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4038 true /* requireFullPermission */, false /* checkShell */, 4039 "getPermissionFlags"); 4040 4041 synchronized (mPackages) { 4042 final PackageParser.Package pkg = mPackages.get(packageName); 4043 if (pkg == null) { 4044 throw new IllegalArgumentException("Unknown package: " + packageName); 4045 } 4046 4047 final BasePermission bp = mSettings.mPermissions.get(name); 4048 if (bp == null) { 4049 throw new IllegalArgumentException("Unknown permission: " + name); 4050 } 4051 4052 SettingBase sb = (SettingBase) pkg.mExtras; 4053 if (sb == null) { 4054 throw new IllegalArgumentException("Unknown package: " + packageName); 4055 } 4056 4057 PermissionsState permissionsState = sb.getPermissionsState(); 4058 return permissionsState.getPermissionFlags(name, userId); 4059 } 4060 } 4061 4062 @Override 4063 public void updatePermissionFlags(String name, String packageName, int flagMask, 4064 int flagValues, int userId) { 4065 if (!sUserManager.exists(userId)) { 4066 return; 4067 } 4068 4069 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4070 4071 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4072 true /* requireFullPermission */, true /* checkShell */, 4073 "updatePermissionFlags"); 4074 4075 // Only the system can change these flags and nothing else. 4076 if (getCallingUid() != Process.SYSTEM_UID) { 4077 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4078 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4079 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4080 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4081 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4082 } 4083 4084 synchronized (mPackages) { 4085 final PackageParser.Package pkg = mPackages.get(packageName); 4086 if (pkg == null) { 4087 throw new IllegalArgumentException("Unknown package: " + packageName); 4088 } 4089 4090 final BasePermission bp = mSettings.mPermissions.get(name); 4091 if (bp == null) { 4092 throw new IllegalArgumentException("Unknown permission: " + name); 4093 } 4094 4095 SettingBase sb = (SettingBase) pkg.mExtras; 4096 if (sb == null) { 4097 throw new IllegalArgumentException("Unknown package: " + packageName); 4098 } 4099 4100 PermissionsState permissionsState = sb.getPermissionsState(); 4101 4102 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4103 4104 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4105 // Install and runtime permissions are stored in different places, 4106 // so figure out what permission changed and persist the change. 4107 if (permissionsState.getInstallPermissionState(name) != null) { 4108 scheduleWriteSettingsLocked(); 4109 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4110 || hadState) { 4111 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4112 } 4113 } 4114 } 4115 } 4116 4117 /** 4118 * Update the permission flags for all packages and runtime permissions of a user in order 4119 * to allow device or profile owner to remove POLICY_FIXED. 4120 */ 4121 @Override 4122 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4123 if (!sUserManager.exists(userId)) { 4124 return; 4125 } 4126 4127 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4128 4129 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4130 true /* requireFullPermission */, true /* checkShell */, 4131 "updatePermissionFlagsForAllApps"); 4132 4133 // Only the system can change system fixed flags. 4134 if (getCallingUid() != Process.SYSTEM_UID) { 4135 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4136 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4137 } 4138 4139 synchronized (mPackages) { 4140 boolean changed = false; 4141 final int packageCount = mPackages.size(); 4142 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4143 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4144 SettingBase sb = (SettingBase) pkg.mExtras; 4145 if (sb == null) { 4146 continue; 4147 } 4148 PermissionsState permissionsState = sb.getPermissionsState(); 4149 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4150 userId, flagMask, flagValues); 4151 } 4152 if (changed) { 4153 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4154 } 4155 } 4156 } 4157 4158 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4159 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4160 != PackageManager.PERMISSION_GRANTED 4161 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4162 != PackageManager.PERMISSION_GRANTED) { 4163 throw new SecurityException(message + " requires " 4164 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4165 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4166 } 4167 } 4168 4169 @Override 4170 public boolean shouldShowRequestPermissionRationale(String permissionName, 4171 String packageName, int userId) { 4172 if (UserHandle.getCallingUserId() != userId) { 4173 mContext.enforceCallingPermission( 4174 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4175 "canShowRequestPermissionRationale for user " + userId); 4176 } 4177 4178 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4179 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4180 return false; 4181 } 4182 4183 if (checkPermission(permissionName, packageName, userId) 4184 == PackageManager.PERMISSION_GRANTED) { 4185 return false; 4186 } 4187 4188 final int flags; 4189 4190 final long identity = Binder.clearCallingIdentity(); 4191 try { 4192 flags = getPermissionFlags(permissionName, 4193 packageName, userId); 4194 } finally { 4195 Binder.restoreCallingIdentity(identity); 4196 } 4197 4198 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4199 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4200 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4201 4202 if ((flags & fixedFlags) != 0) { 4203 return false; 4204 } 4205 4206 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4207 } 4208 4209 @Override 4210 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4211 mContext.enforceCallingOrSelfPermission( 4212 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4213 "addOnPermissionsChangeListener"); 4214 4215 synchronized (mPackages) { 4216 mOnPermissionChangeListeners.addListenerLocked(listener); 4217 } 4218 } 4219 4220 @Override 4221 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4222 synchronized (mPackages) { 4223 mOnPermissionChangeListeners.removeListenerLocked(listener); 4224 } 4225 } 4226 4227 @Override 4228 public boolean isProtectedBroadcast(String actionName) { 4229 synchronized (mPackages) { 4230 if (mProtectedBroadcasts.contains(actionName)) { 4231 return true; 4232 } else if (actionName != null) { 4233 // TODO: remove these terrible hacks 4234 if (actionName.startsWith("android.net.netmon.lingerExpired") 4235 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 4236 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 4237 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 4238 return true; 4239 } 4240 } 4241 } 4242 return false; 4243 } 4244 4245 @Override 4246 public int checkSignatures(String pkg1, String pkg2) { 4247 synchronized (mPackages) { 4248 final PackageParser.Package p1 = mPackages.get(pkg1); 4249 final PackageParser.Package p2 = mPackages.get(pkg2); 4250 if (p1 == null || p1.mExtras == null 4251 || p2 == null || p2.mExtras == null) { 4252 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4253 } 4254 return compareSignatures(p1.mSignatures, p2.mSignatures); 4255 } 4256 } 4257 4258 @Override 4259 public int checkUidSignatures(int uid1, int uid2) { 4260 // Map to base uids. 4261 uid1 = UserHandle.getAppId(uid1); 4262 uid2 = UserHandle.getAppId(uid2); 4263 // reader 4264 synchronized (mPackages) { 4265 Signature[] s1; 4266 Signature[] s2; 4267 Object obj = mSettings.getUserIdLPr(uid1); 4268 if (obj != null) { 4269 if (obj instanceof SharedUserSetting) { 4270 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4271 } else if (obj instanceof PackageSetting) { 4272 s1 = ((PackageSetting)obj).signatures.mSignatures; 4273 } else { 4274 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4275 } 4276 } else { 4277 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4278 } 4279 obj = mSettings.getUserIdLPr(uid2); 4280 if (obj != null) { 4281 if (obj instanceof SharedUserSetting) { 4282 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4283 } else if (obj instanceof PackageSetting) { 4284 s2 = ((PackageSetting)obj).signatures.mSignatures; 4285 } else { 4286 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4287 } 4288 } else { 4289 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4290 } 4291 return compareSignatures(s1, s2); 4292 } 4293 } 4294 4295 private void killUid(int appId, int userId, String reason) { 4296 final long identity = Binder.clearCallingIdentity(); 4297 try { 4298 IActivityManager am = ActivityManagerNative.getDefault(); 4299 if (am != null) { 4300 try { 4301 am.killUid(appId, userId, reason); 4302 } catch (RemoteException e) { 4303 /* ignore - same process */ 4304 } 4305 } 4306 } finally { 4307 Binder.restoreCallingIdentity(identity); 4308 } 4309 } 4310 4311 /** 4312 * Compares two sets of signatures. Returns: 4313 * <br /> 4314 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4315 * <br /> 4316 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4317 * <br /> 4318 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4319 * <br /> 4320 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4321 * <br /> 4322 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4323 */ 4324 static int compareSignatures(Signature[] s1, Signature[] s2) { 4325 if (s1 == null) { 4326 return s2 == null 4327 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4328 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4329 } 4330 4331 if (s2 == null) { 4332 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4333 } 4334 4335 if (s1.length != s2.length) { 4336 return PackageManager.SIGNATURE_NO_MATCH; 4337 } 4338 4339 // Since both signature sets are of size 1, we can compare without HashSets. 4340 if (s1.length == 1) { 4341 return s1[0].equals(s2[0]) ? 4342 PackageManager.SIGNATURE_MATCH : 4343 PackageManager.SIGNATURE_NO_MATCH; 4344 } 4345 4346 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4347 for (Signature sig : s1) { 4348 set1.add(sig); 4349 } 4350 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4351 for (Signature sig : s2) { 4352 set2.add(sig); 4353 } 4354 // Make sure s2 contains all signatures in s1. 4355 if (set1.equals(set2)) { 4356 return PackageManager.SIGNATURE_MATCH; 4357 } 4358 return PackageManager.SIGNATURE_NO_MATCH; 4359 } 4360 4361 /** 4362 * If the database version for this type of package (internal storage or 4363 * external storage) is less than the version where package signatures 4364 * were updated, return true. 4365 */ 4366 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4367 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4368 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4369 } 4370 4371 /** 4372 * Used for backward compatibility to make sure any packages with 4373 * certificate chains get upgraded to the new style. {@code existingSigs} 4374 * will be in the old format (since they were stored on disk from before the 4375 * system upgrade) and {@code scannedSigs} will be in the newer format. 4376 */ 4377 private int compareSignaturesCompat(PackageSignatures existingSigs, 4378 PackageParser.Package scannedPkg) { 4379 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4380 return PackageManager.SIGNATURE_NO_MATCH; 4381 } 4382 4383 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4384 for (Signature sig : existingSigs.mSignatures) { 4385 existingSet.add(sig); 4386 } 4387 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4388 for (Signature sig : scannedPkg.mSignatures) { 4389 try { 4390 Signature[] chainSignatures = sig.getChainSignatures(); 4391 for (Signature chainSig : chainSignatures) { 4392 scannedCompatSet.add(chainSig); 4393 } 4394 } catch (CertificateEncodingException e) { 4395 scannedCompatSet.add(sig); 4396 } 4397 } 4398 /* 4399 * Make sure the expanded scanned set contains all signatures in the 4400 * existing one. 4401 */ 4402 if (scannedCompatSet.equals(existingSet)) { 4403 // Migrate the old signatures to the new scheme. 4404 existingSigs.assignSignatures(scannedPkg.mSignatures); 4405 // The new KeySets will be re-added later in the scanning process. 4406 synchronized (mPackages) { 4407 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4408 } 4409 return PackageManager.SIGNATURE_MATCH; 4410 } 4411 return PackageManager.SIGNATURE_NO_MATCH; 4412 } 4413 4414 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4415 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4416 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4417 } 4418 4419 private int compareSignaturesRecover(PackageSignatures existingSigs, 4420 PackageParser.Package scannedPkg) { 4421 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4422 return PackageManager.SIGNATURE_NO_MATCH; 4423 } 4424 4425 String msg = null; 4426 try { 4427 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4428 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4429 + scannedPkg.packageName); 4430 return PackageManager.SIGNATURE_MATCH; 4431 } 4432 } catch (CertificateException e) { 4433 msg = e.getMessage(); 4434 } 4435 4436 logCriticalInfo(Log.INFO, 4437 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4438 return PackageManager.SIGNATURE_NO_MATCH; 4439 } 4440 4441 @Override 4442 public String[] getPackagesForUid(int uid) { 4443 uid = UserHandle.getAppId(uid); 4444 // reader 4445 synchronized (mPackages) { 4446 Object obj = mSettings.getUserIdLPr(uid); 4447 if (obj instanceof SharedUserSetting) { 4448 final SharedUserSetting sus = (SharedUserSetting) obj; 4449 final int N = sus.packages.size(); 4450 final String[] res = new String[N]; 4451 final Iterator<PackageSetting> it = sus.packages.iterator(); 4452 int i = 0; 4453 while (it.hasNext()) { 4454 res[i++] = it.next().name; 4455 } 4456 return res; 4457 } else if (obj instanceof PackageSetting) { 4458 final PackageSetting ps = (PackageSetting) obj; 4459 return new String[] { ps.name }; 4460 } 4461 } 4462 return null; 4463 } 4464 4465 @Override 4466 public String getNameForUid(int uid) { 4467 // reader 4468 synchronized (mPackages) { 4469 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4470 if (obj instanceof SharedUserSetting) { 4471 final SharedUserSetting sus = (SharedUserSetting) obj; 4472 return sus.name + ":" + sus.userId; 4473 } else if (obj instanceof PackageSetting) { 4474 final PackageSetting ps = (PackageSetting) obj; 4475 return ps.name; 4476 } 4477 } 4478 return null; 4479 } 4480 4481 @Override 4482 public int getUidForSharedUser(String sharedUserName) { 4483 if(sharedUserName == null) { 4484 return -1; 4485 } 4486 // reader 4487 synchronized (mPackages) { 4488 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4489 if (suid == null) { 4490 return -1; 4491 } 4492 return suid.userId; 4493 } 4494 } 4495 4496 @Override 4497 public int getFlagsForUid(int uid) { 4498 synchronized (mPackages) { 4499 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4500 if (obj instanceof SharedUserSetting) { 4501 final SharedUserSetting sus = (SharedUserSetting) obj; 4502 return sus.pkgFlags; 4503 } else if (obj instanceof PackageSetting) { 4504 final PackageSetting ps = (PackageSetting) obj; 4505 return ps.pkgFlags; 4506 } 4507 } 4508 return 0; 4509 } 4510 4511 @Override 4512 public int getPrivateFlagsForUid(int uid) { 4513 synchronized (mPackages) { 4514 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4515 if (obj instanceof SharedUserSetting) { 4516 final SharedUserSetting sus = (SharedUserSetting) obj; 4517 return sus.pkgPrivateFlags; 4518 } else if (obj instanceof PackageSetting) { 4519 final PackageSetting ps = (PackageSetting) obj; 4520 return ps.pkgPrivateFlags; 4521 } 4522 } 4523 return 0; 4524 } 4525 4526 @Override 4527 public boolean isUidPrivileged(int uid) { 4528 uid = UserHandle.getAppId(uid); 4529 // reader 4530 synchronized (mPackages) { 4531 Object obj = mSettings.getUserIdLPr(uid); 4532 if (obj instanceof SharedUserSetting) { 4533 final SharedUserSetting sus = (SharedUserSetting) obj; 4534 final Iterator<PackageSetting> it = sus.packages.iterator(); 4535 while (it.hasNext()) { 4536 if (it.next().isPrivileged()) { 4537 return true; 4538 } 4539 } 4540 } else if (obj instanceof PackageSetting) { 4541 final PackageSetting ps = (PackageSetting) obj; 4542 return ps.isPrivileged(); 4543 } 4544 } 4545 return false; 4546 } 4547 4548 @Override 4549 public String[] getAppOpPermissionPackages(String permissionName) { 4550 synchronized (mPackages) { 4551 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4552 if (pkgs == null) { 4553 return null; 4554 } 4555 return pkgs.toArray(new String[pkgs.size()]); 4556 } 4557 } 4558 4559 @Override 4560 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4561 int flags, int userId) { 4562 if (!sUserManager.exists(userId)) return null; 4563 flags = updateFlagsForResolve(flags, userId, intent); 4564 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4565 false /* requireFullPermission */, false /* checkShell */, "resolve intent"); 4566 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4567 final ResolveInfo bestChoice = 4568 chooseBestActivity(intent, resolvedType, flags, query, userId); 4569 4570 if (isEphemeralAllowed(intent, query, userId)) { 4571 final EphemeralResolveInfo ai = 4572 getEphemeralResolveInfo(intent, resolvedType, userId); 4573 if (ai != null) { 4574 if (DEBUG_EPHEMERAL) { 4575 Slog.v(TAG, "Returning an EphemeralResolveInfo"); 4576 } 4577 bestChoice.ephemeralInstaller = mEphemeralInstallerInfo; 4578 bestChoice.ephemeralResolveInfo = ai; 4579 } 4580 } 4581 return bestChoice; 4582 } 4583 4584 @Override 4585 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4586 IntentFilter filter, int match, ComponentName activity) { 4587 final int userId = UserHandle.getCallingUserId(); 4588 if (DEBUG_PREFERRED) { 4589 Log.v(TAG, "setLastChosenActivity intent=" + intent 4590 + " resolvedType=" + resolvedType 4591 + " flags=" + flags 4592 + " filter=" + filter 4593 + " match=" + match 4594 + " activity=" + activity); 4595 filter.dump(new PrintStreamPrinter(System.out), " "); 4596 } 4597 intent.setComponent(null); 4598 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4599 // Find any earlier preferred or last chosen entries and nuke them 4600 findPreferredActivity(intent, resolvedType, 4601 flags, query, 0, false, true, false, userId); 4602 // Add the new activity as the last chosen for this filter 4603 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4604 "Setting last chosen"); 4605 } 4606 4607 @Override 4608 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4609 final int userId = UserHandle.getCallingUserId(); 4610 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4611 List<ResolveInfo> query = queryIntentActivities(intent, resolvedType, flags, userId); 4612 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4613 false, false, false, userId); 4614 } 4615 4616 4617 private boolean isEphemeralAllowed( 4618 Intent intent, List<ResolveInfo> resolvedActivites, int userId) { 4619 // Short circuit and return early if possible. 4620 if (DISABLE_EPHEMERAL_APPS) { 4621 return false; 4622 } 4623 final int callingUser = UserHandle.getCallingUserId(); 4624 if (callingUser != UserHandle.USER_SYSTEM) { 4625 return false; 4626 } 4627 if (mEphemeralResolverConnection == null) { 4628 return false; 4629 } 4630 if (intent.getComponent() != null) { 4631 return false; 4632 } 4633 if (intent.getPackage() != null) { 4634 return false; 4635 } 4636 final boolean isWebUri = hasWebURI(intent); 4637 if (!isWebUri) { 4638 return false; 4639 } 4640 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4641 synchronized (mPackages) { 4642 final int count = resolvedActivites.size(); 4643 for (int n = 0; n < count; n++) { 4644 ResolveInfo info = resolvedActivites.get(n); 4645 String packageName = info.activityInfo.packageName; 4646 PackageSetting ps = mSettings.mPackages.get(packageName); 4647 if (ps != null) { 4648 // Try to get the status from User settings first 4649 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4650 int status = (int) (packedStatus >> 32); 4651 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4652 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4653 if (DEBUG_EPHEMERAL) { 4654 Slog.v(TAG, "DENY ephemeral apps;" 4655 + " pkg: " + packageName + ", status: " + status); 4656 } 4657 return false; 4658 } 4659 } 4660 } 4661 } 4662 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4663 return true; 4664 } 4665 4666 private EphemeralResolveInfo getEphemeralResolveInfo(Intent intent, String resolvedType, 4667 int userId) { 4668 MessageDigest digest = null; 4669 try { 4670 digest = MessageDigest.getInstance(EphemeralResolveInfo.SHA_ALGORITHM); 4671 } catch (NoSuchAlgorithmException e) { 4672 // If we can't create a digest, ignore ephemeral apps. 4673 return null; 4674 } 4675 4676 final byte[] hostBytes = intent.getData().getHost().getBytes(); 4677 final byte[] digestBytes = digest.digest(hostBytes); 4678 int shaPrefix = 4679 digestBytes[0] << 24 4680 | digestBytes[1] << 16 4681 | digestBytes[2] << 8 4682 | digestBytes[3] << 0; 4683 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4684 mEphemeralResolverConnection.getEphemeralResolveInfoList(shaPrefix); 4685 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4686 // No hash prefix match; there are no ephemeral apps for this domain. 4687 return null; 4688 } 4689 for (int i = ephemeralResolveInfoList.size() - 1; i >= 0; --i) { 4690 EphemeralResolveInfo ephemeralApplication = ephemeralResolveInfoList.get(i); 4691 if (!Arrays.equals(digestBytes, ephemeralApplication.getDigestBytes())) { 4692 continue; 4693 } 4694 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4695 // No filters; this should never happen. 4696 if (filters.isEmpty()) { 4697 continue; 4698 } 4699 // We have a domain match; resolve the filters to see if anything matches. 4700 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4701 for (int j = filters.size() - 1; j >= 0; --j) { 4702 final EphemeralResolveIntentInfo intentInfo = 4703 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4704 ephemeralResolver.addFilter(intentInfo); 4705 } 4706 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4707 intent, resolvedType, false /*defaultOnly*/, userId); 4708 if (!matchedResolveInfoList.isEmpty()) { 4709 return matchedResolveInfoList.get(0); 4710 } 4711 } 4712 // Hash or filter mis-match; no ephemeral apps for this domain. 4713 return null; 4714 } 4715 4716 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4717 int flags, List<ResolveInfo> query, int userId) { 4718 if (query != null) { 4719 final int N = query.size(); 4720 if (N == 1) { 4721 return query.get(0); 4722 } else if (N > 1) { 4723 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4724 // If there is more than one activity with the same priority, 4725 // then let the user decide between them. 4726 ResolveInfo r0 = query.get(0); 4727 ResolveInfo r1 = query.get(1); 4728 if (DEBUG_INTENT_MATCHING || debug) { 4729 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4730 + r1.activityInfo.name + "=" + r1.priority); 4731 } 4732 // If the first activity has a higher priority, or a different 4733 // default, then it is always desirable to pick it. 4734 if (r0.priority != r1.priority 4735 || r0.preferredOrder != r1.preferredOrder 4736 || r0.isDefault != r1.isDefault) { 4737 return query.get(0); 4738 } 4739 // If we have saved a preference for a preferred activity for 4740 // this Intent, use that. 4741 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4742 flags, query, r0.priority, true, false, debug, userId); 4743 if (ri != null) { 4744 return ri; 4745 } 4746 ri = new ResolveInfo(mResolveInfo); 4747 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4748 ri.activityInfo.applicationInfo = new ApplicationInfo( 4749 ri.activityInfo.applicationInfo); 4750 if (userId != 0) { 4751 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 4752 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 4753 } 4754 // Make sure that the resolver is displayable in car mode 4755 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 4756 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 4757 return ri; 4758 } 4759 } 4760 return null; 4761 } 4762 4763 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 4764 int flags, List<ResolveInfo> query, boolean debug, int userId) { 4765 final int N = query.size(); 4766 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 4767 .get(userId); 4768 // Get the list of persistent preferred activities that handle the intent 4769 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 4770 List<PersistentPreferredActivity> pprefs = ppir != null 4771 ? ppir.queryIntent(intent, resolvedType, 4772 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4773 : null; 4774 if (pprefs != null && pprefs.size() > 0) { 4775 final int M = pprefs.size(); 4776 for (int i=0; i<M; i++) { 4777 final PersistentPreferredActivity ppa = pprefs.get(i); 4778 if (DEBUG_PREFERRED || debug) { 4779 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 4780 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 4781 + "\n component=" + ppa.mComponent); 4782 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4783 } 4784 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 4785 flags | MATCH_DISABLED_COMPONENTS, userId); 4786 if (DEBUG_PREFERRED || debug) { 4787 Slog.v(TAG, "Found persistent preferred activity:"); 4788 if (ai != null) { 4789 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4790 } else { 4791 Slog.v(TAG, " null"); 4792 } 4793 } 4794 if (ai == null) { 4795 // This previously registered persistent preferred activity 4796 // component is no longer known. Ignore it and do NOT remove it. 4797 continue; 4798 } 4799 for (int j=0; j<N; j++) { 4800 final ResolveInfo ri = query.get(j); 4801 if (!ri.activityInfo.applicationInfo.packageName 4802 .equals(ai.applicationInfo.packageName)) { 4803 continue; 4804 } 4805 if (!ri.activityInfo.name.equals(ai.name)) { 4806 continue; 4807 } 4808 // Found a persistent preference that can handle the intent. 4809 if (DEBUG_PREFERRED || debug) { 4810 Slog.v(TAG, "Returning persistent preferred activity: " + 4811 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4812 } 4813 return ri; 4814 } 4815 } 4816 } 4817 return null; 4818 } 4819 4820 // TODO: handle preferred activities missing while user has amnesia 4821 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 4822 List<ResolveInfo> query, int priority, boolean always, 4823 boolean removeMatches, boolean debug, int userId) { 4824 if (!sUserManager.exists(userId)) return null; 4825 flags = updateFlagsForResolve(flags, userId, intent); 4826 // writer 4827 synchronized (mPackages) { 4828 if (intent.getSelector() != null) { 4829 intent = intent.getSelector(); 4830 } 4831 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 4832 4833 // Try to find a matching persistent preferred activity. 4834 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 4835 debug, userId); 4836 4837 // If a persistent preferred activity matched, use it. 4838 if (pri != null) { 4839 return pri; 4840 } 4841 4842 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 4843 // Get the list of preferred activities that handle the intent 4844 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 4845 List<PreferredActivity> prefs = pir != null 4846 ? pir.queryIntent(intent, resolvedType, 4847 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 4848 : null; 4849 if (prefs != null && prefs.size() > 0) { 4850 boolean changed = false; 4851 try { 4852 // First figure out how good the original match set is. 4853 // We will only allow preferred activities that came 4854 // from the same match quality. 4855 int match = 0; 4856 4857 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 4858 4859 final int N = query.size(); 4860 for (int j=0; j<N; j++) { 4861 final ResolveInfo ri = query.get(j); 4862 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 4863 + ": 0x" + Integer.toHexString(match)); 4864 if (ri.match > match) { 4865 match = ri.match; 4866 } 4867 } 4868 4869 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 4870 + Integer.toHexString(match)); 4871 4872 match &= IntentFilter.MATCH_CATEGORY_MASK; 4873 final int M = prefs.size(); 4874 for (int i=0; i<M; i++) { 4875 final PreferredActivity pa = prefs.get(i); 4876 if (DEBUG_PREFERRED || debug) { 4877 Slog.v(TAG, "Checking PreferredActivity ds=" 4878 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 4879 + "\n component=" + pa.mPref.mComponent); 4880 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4881 } 4882 if (pa.mPref.mMatch != match) { 4883 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 4884 + Integer.toHexString(pa.mPref.mMatch)); 4885 continue; 4886 } 4887 // If it's not an "always" type preferred activity and that's what we're 4888 // looking for, skip it. 4889 if (always && !pa.mPref.mAlways) { 4890 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 4891 continue; 4892 } 4893 final ActivityInfo ai = getActivityInfo(pa.mPref.mComponent, 4894 flags | MATCH_DISABLED_COMPONENTS, userId); 4895 if (DEBUG_PREFERRED || debug) { 4896 Slog.v(TAG, "Found preferred activity:"); 4897 if (ai != null) { 4898 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 4899 } else { 4900 Slog.v(TAG, " null"); 4901 } 4902 } 4903 if (ai == null) { 4904 // This previously registered preferred activity 4905 // component is no longer known. Most likely an update 4906 // to the app was installed and in the new version this 4907 // component no longer exists. Clean it up by removing 4908 // it from the preferred activities list, and skip it. 4909 Slog.w(TAG, "Removing dangling preferred activity: " 4910 + pa.mPref.mComponent); 4911 pir.removeFilter(pa); 4912 changed = true; 4913 continue; 4914 } 4915 for (int j=0; j<N; j++) { 4916 final ResolveInfo ri = query.get(j); 4917 if (!ri.activityInfo.applicationInfo.packageName 4918 .equals(ai.applicationInfo.packageName)) { 4919 continue; 4920 } 4921 if (!ri.activityInfo.name.equals(ai.name)) { 4922 continue; 4923 } 4924 4925 if (removeMatches) { 4926 pir.removeFilter(pa); 4927 changed = true; 4928 if (DEBUG_PREFERRED) { 4929 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 4930 } 4931 break; 4932 } 4933 4934 // Okay we found a previously set preferred or last chosen app. 4935 // If the result set is different from when this 4936 // was created, we need to clear it and re-ask the 4937 // user their preference, if we're looking for an "always" type entry. 4938 if (always && !pa.mPref.sameSet(query)) { 4939 Slog.i(TAG, "Result set changed, dropping preferred activity for " 4940 + intent + " type " + resolvedType); 4941 if (DEBUG_PREFERRED) { 4942 Slog.v(TAG, "Removing preferred activity since set changed " 4943 + pa.mPref.mComponent); 4944 } 4945 pir.removeFilter(pa); 4946 // Re-add the filter as a "last chosen" entry (!always) 4947 PreferredActivity lastChosen = new PreferredActivity( 4948 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 4949 pir.addFilter(lastChosen); 4950 changed = true; 4951 return null; 4952 } 4953 4954 // Yay! Either the set matched or we're looking for the last chosen 4955 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 4956 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 4957 return ri; 4958 } 4959 } 4960 } finally { 4961 if (changed) { 4962 if (DEBUG_PREFERRED) { 4963 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 4964 } 4965 scheduleWritePackageRestrictionsLocked(userId); 4966 } 4967 } 4968 } 4969 } 4970 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 4971 return null; 4972 } 4973 4974 /* 4975 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 4976 */ 4977 @Override 4978 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 4979 int targetUserId) { 4980 mContext.enforceCallingOrSelfPermission( 4981 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 4982 List<CrossProfileIntentFilter> matches = 4983 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 4984 if (matches != null) { 4985 int size = matches.size(); 4986 for (int i = 0; i < size; i++) { 4987 if (matches.get(i).getTargetUserId() == targetUserId) return true; 4988 } 4989 } 4990 if (hasWebURI(intent)) { 4991 // cross-profile app linking works only towards the parent. 4992 final UserInfo parent = getProfileParent(sourceUserId); 4993 synchronized(mPackages) { 4994 int flags = updateFlagsForResolve(0, parent.id, intent); 4995 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 4996 intent, resolvedType, flags, sourceUserId, parent.id); 4997 return xpDomainInfo != null; 4998 } 4999 } 5000 return false; 5001 } 5002 5003 private UserInfo getProfileParent(int userId) { 5004 final long identity = Binder.clearCallingIdentity(); 5005 try { 5006 return sUserManager.getProfileParent(userId); 5007 } finally { 5008 Binder.restoreCallingIdentity(identity); 5009 } 5010 } 5011 5012 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5013 String resolvedType, int userId) { 5014 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5015 if (resolver != null) { 5016 return resolver.queryIntent(intent, resolvedType, false, userId); 5017 } 5018 return null; 5019 } 5020 5021 @Override 5022 public List<ResolveInfo> queryIntentActivities(Intent intent, 5023 String resolvedType, int flags, int userId) { 5024 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5025 flags = updateFlagsForResolve(flags, userId, intent); 5026 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5027 false /* requireFullPermission */, false /* checkShell */, 5028 "query intent activities"); 5029 ComponentName comp = intent.getComponent(); 5030 if (comp == null) { 5031 if (intent.getSelector() != null) { 5032 intent = intent.getSelector(); 5033 comp = intent.getComponent(); 5034 } 5035 } 5036 5037 if (comp != null) { 5038 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5039 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5040 if (ai != null) { 5041 final ResolveInfo ri = new ResolveInfo(); 5042 ri.activityInfo = ai; 5043 list.add(ri); 5044 } 5045 return list; 5046 } 5047 5048 // reader 5049 synchronized (mPackages) { 5050 final String pkgName = intent.getPackage(); 5051 if (pkgName == null) { 5052 List<CrossProfileIntentFilter> matchingFilters = 5053 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5054 // Check for results that need to skip the current profile. 5055 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5056 resolvedType, flags, userId); 5057 if (xpResolveInfo != null) { 5058 List<ResolveInfo> result = new ArrayList<ResolveInfo>(1); 5059 result.add(xpResolveInfo); 5060 return filterIfNotSystemUser(result, userId); 5061 } 5062 5063 // Check for results in the current profile. 5064 List<ResolveInfo> result = mActivities.queryIntent( 5065 intent, resolvedType, flags, userId); 5066 result = filterIfNotSystemUser(result, userId); 5067 5068 // Check for cross profile results. 5069 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5070 xpResolveInfo = queryCrossProfileIntents( 5071 matchingFilters, intent, resolvedType, flags, userId, 5072 hasNonNegativePriorityResult); 5073 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5074 boolean isVisibleToUser = filterIfNotSystemUser( 5075 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5076 if (isVisibleToUser) { 5077 result.add(xpResolveInfo); 5078 Collections.sort(result, mResolvePrioritySorter); 5079 } 5080 } 5081 if (hasWebURI(intent)) { 5082 CrossProfileDomainInfo xpDomainInfo = null; 5083 final UserInfo parent = getProfileParent(userId); 5084 if (parent != null) { 5085 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5086 flags, userId, parent.id); 5087 } 5088 if (xpDomainInfo != null) { 5089 if (xpResolveInfo != null) { 5090 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5091 // in the result. 5092 result.remove(xpResolveInfo); 5093 } 5094 if (result.size() == 0) { 5095 result.add(xpDomainInfo.resolveInfo); 5096 return result; 5097 } 5098 } else if (result.size() <= 1) { 5099 return result; 5100 } 5101 result = filterCandidatesWithDomainPreferredActivitiesLPr(intent, flags, result, 5102 xpDomainInfo, userId); 5103 Collections.sort(result, mResolvePrioritySorter); 5104 } 5105 return result; 5106 } 5107 final PackageParser.Package pkg = mPackages.get(pkgName); 5108 if (pkg != null) { 5109 return filterIfNotSystemUser( 5110 mActivities.queryIntentForPackage( 5111 intent, resolvedType, flags, pkg.activities, userId), 5112 userId); 5113 } 5114 return new ArrayList<ResolveInfo>(); 5115 } 5116 } 5117 5118 private static class CrossProfileDomainInfo { 5119 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5120 ResolveInfo resolveInfo; 5121 /* Best domain verification status of the activities found in the other profile */ 5122 int bestDomainVerificationStatus; 5123 } 5124 5125 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5126 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5127 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5128 sourceUserId)) { 5129 return null; 5130 } 5131 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5132 resolvedType, flags, parentUserId); 5133 5134 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5135 return null; 5136 } 5137 CrossProfileDomainInfo result = null; 5138 int size = resultTargetUser.size(); 5139 for (int i = 0; i < size; i++) { 5140 ResolveInfo riTargetUser = resultTargetUser.get(i); 5141 // Intent filter verification is only for filters that specify a host. So don't return 5142 // those that handle all web uris. 5143 if (riTargetUser.handleAllWebDataURI) { 5144 continue; 5145 } 5146 String packageName = riTargetUser.activityInfo.packageName; 5147 PackageSetting ps = mSettings.mPackages.get(packageName); 5148 if (ps == null) { 5149 continue; 5150 } 5151 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5152 int status = (int)(verificationState >> 32); 5153 if (result == null) { 5154 result = new CrossProfileDomainInfo(); 5155 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5156 sourceUserId, parentUserId); 5157 result.bestDomainVerificationStatus = status; 5158 } else { 5159 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5160 result.bestDomainVerificationStatus); 5161 } 5162 } 5163 // Don't consider matches with status NEVER across profiles. 5164 if (result != null && result.bestDomainVerificationStatus 5165 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5166 return null; 5167 } 5168 return result; 5169 } 5170 5171 /** 5172 * Verification statuses are ordered from the worse to the best, except for 5173 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5174 */ 5175 private int bestDomainVerificationStatus(int status1, int status2) { 5176 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5177 return status2; 5178 } 5179 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5180 return status1; 5181 } 5182 return (int) MathUtils.max(status1, status2); 5183 } 5184 5185 private boolean isUserEnabled(int userId) { 5186 long callingId = Binder.clearCallingIdentity(); 5187 try { 5188 UserInfo userInfo = sUserManager.getUserInfo(userId); 5189 return userInfo != null && userInfo.isEnabled(); 5190 } finally { 5191 Binder.restoreCallingIdentity(callingId); 5192 } 5193 } 5194 5195 /** 5196 * Filter out activities with systemUserOnly flag set, when current user is not System. 5197 * 5198 * @return filtered list 5199 */ 5200 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5201 if (userId == UserHandle.USER_SYSTEM) { 5202 return resolveInfos; 5203 } 5204 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5205 ResolveInfo info = resolveInfos.get(i); 5206 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5207 resolveInfos.remove(i); 5208 } 5209 } 5210 return resolveInfos; 5211 } 5212 5213 /** 5214 * @param resolveInfos list of resolve infos in descending priority order 5215 * @return if the list contains a resolve info with non-negative priority 5216 */ 5217 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5218 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5219 } 5220 5221 private static boolean hasWebURI(Intent intent) { 5222 if (intent.getData() == null) { 5223 return false; 5224 } 5225 final String scheme = intent.getScheme(); 5226 if (TextUtils.isEmpty(scheme)) { 5227 return false; 5228 } 5229 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5230 } 5231 5232 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5233 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5234 int userId) { 5235 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5236 5237 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5238 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5239 candidates.size()); 5240 } 5241 5242 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5243 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5244 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5245 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5246 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5247 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5248 5249 synchronized (mPackages) { 5250 final int count = candidates.size(); 5251 // First, try to use linked apps. Partition the candidates into four lists: 5252 // one for the final results, one for the "do not use ever", one for "undefined status" 5253 // and finally one for "browser app type". 5254 for (int n=0; n<count; n++) { 5255 ResolveInfo info = candidates.get(n); 5256 String packageName = info.activityInfo.packageName; 5257 PackageSetting ps = mSettings.mPackages.get(packageName); 5258 if (ps != null) { 5259 // Add to the special match all list (Browser use case) 5260 if (info.handleAllWebDataURI) { 5261 matchAllList.add(info); 5262 continue; 5263 } 5264 // Try to get the status from User settings first 5265 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5266 int status = (int)(packedStatus >> 32); 5267 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5268 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5269 if (DEBUG_DOMAIN_VERIFICATION) { 5270 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5271 + " : linkgen=" + linkGeneration); 5272 } 5273 // Use link-enabled generation as preferredOrder, i.e. 5274 // prefer newly-enabled over earlier-enabled. 5275 info.preferredOrder = linkGeneration; 5276 alwaysList.add(info); 5277 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5278 if (DEBUG_DOMAIN_VERIFICATION) { 5279 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5280 } 5281 neverList.add(info); 5282 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5283 if (DEBUG_DOMAIN_VERIFICATION) { 5284 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5285 } 5286 alwaysAskList.add(info); 5287 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5288 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5289 if (DEBUG_DOMAIN_VERIFICATION) { 5290 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5291 } 5292 undefinedList.add(info); 5293 } 5294 } 5295 } 5296 5297 // We'll want to include browser possibilities in a few cases 5298 boolean includeBrowser = false; 5299 5300 // First try to add the "always" resolution(s) for the current user, if any 5301 if (alwaysList.size() > 0) { 5302 result.addAll(alwaysList); 5303 } else { 5304 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5305 result.addAll(undefinedList); 5306 // Maybe add one for the other profile. 5307 if (xpDomainInfo != null && ( 5308 xpDomainInfo.bestDomainVerificationStatus 5309 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5310 result.add(xpDomainInfo.resolveInfo); 5311 } 5312 includeBrowser = true; 5313 } 5314 5315 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5316 // If there were 'always' entries their preferred order has been set, so we also 5317 // back that off to make the alternatives equivalent 5318 if (alwaysAskList.size() > 0) { 5319 for (ResolveInfo i : result) { 5320 i.preferredOrder = 0; 5321 } 5322 result.addAll(alwaysAskList); 5323 includeBrowser = true; 5324 } 5325 5326 if (includeBrowser) { 5327 // Also add browsers (all of them or only the default one) 5328 if (DEBUG_DOMAIN_VERIFICATION) { 5329 Slog.v(TAG, " ...including browsers in candidate set"); 5330 } 5331 if ((matchFlags & MATCH_ALL) != 0) { 5332 result.addAll(matchAllList); 5333 } else { 5334 // Browser/generic handling case. If there's a default browser, go straight 5335 // to that (but only if there is no other higher-priority match). 5336 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5337 int maxMatchPrio = 0; 5338 ResolveInfo defaultBrowserMatch = null; 5339 final int numCandidates = matchAllList.size(); 5340 for (int n = 0; n < numCandidates; n++) { 5341 ResolveInfo info = matchAllList.get(n); 5342 // track the highest overall match priority... 5343 if (info.priority > maxMatchPrio) { 5344 maxMatchPrio = info.priority; 5345 } 5346 // ...and the highest-priority default browser match 5347 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5348 if (defaultBrowserMatch == null 5349 || (defaultBrowserMatch.priority < info.priority)) { 5350 if (debug) { 5351 Slog.v(TAG, "Considering default browser match " + info); 5352 } 5353 defaultBrowserMatch = info; 5354 } 5355 } 5356 } 5357 if (defaultBrowserMatch != null 5358 && defaultBrowserMatch.priority >= maxMatchPrio 5359 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5360 { 5361 if (debug) { 5362 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5363 } 5364 result.add(defaultBrowserMatch); 5365 } else { 5366 result.addAll(matchAllList); 5367 } 5368 } 5369 5370 // If there is nothing selected, add all candidates and remove the ones that the user 5371 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5372 if (result.size() == 0) { 5373 result.addAll(candidates); 5374 result.removeAll(neverList); 5375 } 5376 } 5377 } 5378 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5379 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5380 result.size()); 5381 for (ResolveInfo info : result) { 5382 Slog.v(TAG, " + " + info.activityInfo); 5383 } 5384 } 5385 return result; 5386 } 5387 5388 // Returns a packed value as a long: 5389 // 5390 // high 'int'-sized word: link status: undefined/ask/never/always. 5391 // low 'int'-sized word: relative priority among 'always' results. 5392 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5393 long result = ps.getDomainVerificationStatusForUser(userId); 5394 // if none available, get the master status 5395 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5396 if (ps.getIntentFilterVerificationInfo() != null) { 5397 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5398 } 5399 } 5400 return result; 5401 } 5402 5403 private ResolveInfo querySkipCurrentProfileIntents( 5404 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5405 int flags, int sourceUserId) { 5406 if (matchingFilters != null) { 5407 int size = matchingFilters.size(); 5408 for (int i = 0; i < size; i ++) { 5409 CrossProfileIntentFilter filter = matchingFilters.get(i); 5410 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5411 // Checking if there are activities in the target user that can handle the 5412 // intent. 5413 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5414 resolvedType, flags, sourceUserId); 5415 if (resolveInfo != null) { 5416 return resolveInfo; 5417 } 5418 } 5419 } 5420 } 5421 return null; 5422 } 5423 5424 // Return matching ResolveInfo in target user if any. 5425 private ResolveInfo queryCrossProfileIntents( 5426 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5427 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5428 if (matchingFilters != null) { 5429 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5430 // match the same intent. For performance reasons, it is better not to 5431 // run queryIntent twice for the same userId 5432 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5433 int size = matchingFilters.size(); 5434 for (int i = 0; i < size; i++) { 5435 CrossProfileIntentFilter filter = matchingFilters.get(i); 5436 int targetUserId = filter.getTargetUserId(); 5437 boolean skipCurrentProfile = 5438 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5439 boolean skipCurrentProfileIfNoMatchFound = 5440 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5441 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5442 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5443 // Checking if there are activities in the target user that can handle the 5444 // intent. 5445 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5446 resolvedType, flags, sourceUserId); 5447 if (resolveInfo != null) return resolveInfo; 5448 alreadyTriedUserIds.put(targetUserId, true); 5449 } 5450 } 5451 } 5452 return null; 5453 } 5454 5455 /** 5456 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5457 * will forward the intent to the filter's target user. 5458 * Otherwise, returns null. 5459 */ 5460 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5461 String resolvedType, int flags, int sourceUserId) { 5462 int targetUserId = filter.getTargetUserId(); 5463 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5464 resolvedType, flags, targetUserId); 5465 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5466 // If all the matches in the target profile are suspended, return null. 5467 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5468 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5469 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5470 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5471 targetUserId); 5472 } 5473 } 5474 } 5475 return null; 5476 } 5477 5478 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5479 int sourceUserId, int targetUserId) { 5480 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5481 long ident = Binder.clearCallingIdentity(); 5482 boolean targetIsProfile; 5483 try { 5484 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5485 } finally { 5486 Binder.restoreCallingIdentity(ident); 5487 } 5488 String className; 5489 if (targetIsProfile) { 5490 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5491 } else { 5492 className = FORWARD_INTENT_TO_PARENT; 5493 } 5494 ComponentName forwardingActivityComponentName = new ComponentName( 5495 mAndroidApplication.packageName, className); 5496 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5497 sourceUserId); 5498 if (!targetIsProfile) { 5499 forwardingActivityInfo.showUserIcon = targetUserId; 5500 forwardingResolveInfo.noResourceId = true; 5501 } 5502 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5503 forwardingResolveInfo.priority = 0; 5504 forwardingResolveInfo.preferredOrder = 0; 5505 forwardingResolveInfo.match = 0; 5506 forwardingResolveInfo.isDefault = true; 5507 forwardingResolveInfo.filter = filter; 5508 forwardingResolveInfo.targetUserId = targetUserId; 5509 return forwardingResolveInfo; 5510 } 5511 5512 @Override 5513 public List<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5514 Intent[] specifics, String[] specificTypes, Intent intent, 5515 String resolvedType, int flags, int userId) { 5516 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5517 flags = updateFlagsForResolve(flags, userId, intent); 5518 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5519 false /* requireFullPermission */, false /* checkShell */, 5520 "query intent activity options"); 5521 final String resultsAction = intent.getAction(); 5522 5523 List<ResolveInfo> results = queryIntentActivities(intent, resolvedType, flags 5524 | PackageManager.GET_RESOLVED_FILTER, userId); 5525 5526 if (DEBUG_INTENT_MATCHING) { 5527 Log.v(TAG, "Query " + intent + ": " + results); 5528 } 5529 5530 int specificsPos = 0; 5531 int N; 5532 5533 // todo: note that the algorithm used here is O(N^2). This 5534 // isn't a problem in our current environment, but if we start running 5535 // into situations where we have more than 5 or 10 matches then this 5536 // should probably be changed to something smarter... 5537 5538 // First we go through and resolve each of the specific items 5539 // that were supplied, taking care of removing any corresponding 5540 // duplicate items in the generic resolve list. 5541 if (specifics != null) { 5542 for (int i=0; i<specifics.length; i++) { 5543 final Intent sintent = specifics[i]; 5544 if (sintent == null) { 5545 continue; 5546 } 5547 5548 if (DEBUG_INTENT_MATCHING) { 5549 Log.v(TAG, "Specific #" + i + ": " + sintent); 5550 } 5551 5552 String action = sintent.getAction(); 5553 if (resultsAction != null && resultsAction.equals(action)) { 5554 // If this action was explicitly requested, then don't 5555 // remove things that have it. 5556 action = null; 5557 } 5558 5559 ResolveInfo ri = null; 5560 ActivityInfo ai = null; 5561 5562 ComponentName comp = sintent.getComponent(); 5563 if (comp == null) { 5564 ri = resolveIntent( 5565 sintent, 5566 specificTypes != null ? specificTypes[i] : null, 5567 flags, userId); 5568 if (ri == null) { 5569 continue; 5570 } 5571 if (ri == mResolveInfo) { 5572 // ACK! Must do something better with this. 5573 } 5574 ai = ri.activityInfo; 5575 comp = new ComponentName(ai.applicationInfo.packageName, 5576 ai.name); 5577 } else { 5578 ai = getActivityInfo(comp, flags, userId); 5579 if (ai == null) { 5580 continue; 5581 } 5582 } 5583 5584 // Look for any generic query activities that are duplicates 5585 // of this specific one, and remove them from the results. 5586 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5587 N = results.size(); 5588 int j; 5589 for (j=specificsPos; j<N; j++) { 5590 ResolveInfo sri = results.get(j); 5591 if ((sri.activityInfo.name.equals(comp.getClassName()) 5592 && sri.activityInfo.applicationInfo.packageName.equals( 5593 comp.getPackageName())) 5594 || (action != null && sri.filter.matchAction(action))) { 5595 results.remove(j); 5596 if (DEBUG_INTENT_MATCHING) Log.v( 5597 TAG, "Removing duplicate item from " + j 5598 + " due to specific " + specificsPos); 5599 if (ri == null) { 5600 ri = sri; 5601 } 5602 j--; 5603 N--; 5604 } 5605 } 5606 5607 // Add this specific item to its proper place. 5608 if (ri == null) { 5609 ri = new ResolveInfo(); 5610 ri.activityInfo = ai; 5611 } 5612 results.add(specificsPos, ri); 5613 ri.specificIndex = i; 5614 specificsPos++; 5615 } 5616 } 5617 5618 // Now we go through the remaining generic results and remove any 5619 // duplicate actions that are found here. 5620 N = results.size(); 5621 for (int i=specificsPos; i<N-1; i++) { 5622 final ResolveInfo rii = results.get(i); 5623 if (rii.filter == null) { 5624 continue; 5625 } 5626 5627 // Iterate over all of the actions of this result's intent 5628 // filter... typically this should be just one. 5629 final Iterator<String> it = rii.filter.actionsIterator(); 5630 if (it == null) { 5631 continue; 5632 } 5633 while (it.hasNext()) { 5634 final String action = it.next(); 5635 if (resultsAction != null && resultsAction.equals(action)) { 5636 // If this action was explicitly requested, then don't 5637 // remove things that have it. 5638 continue; 5639 } 5640 for (int j=i+1; j<N; j++) { 5641 final ResolveInfo rij = results.get(j); 5642 if (rij.filter != null && rij.filter.hasAction(action)) { 5643 results.remove(j); 5644 if (DEBUG_INTENT_MATCHING) Log.v( 5645 TAG, "Removing duplicate item from " + j 5646 + " due to action " + action + " at " + i); 5647 j--; 5648 N--; 5649 } 5650 } 5651 } 5652 5653 // If the caller didn't request filter information, drop it now 5654 // so we don't have to marshall/unmarshall it. 5655 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5656 rii.filter = null; 5657 } 5658 } 5659 5660 // Filter out the caller activity if so requested. 5661 if (caller != null) { 5662 N = results.size(); 5663 for (int i=0; i<N; i++) { 5664 ActivityInfo ainfo = results.get(i).activityInfo; 5665 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5666 && caller.getClassName().equals(ainfo.name)) { 5667 results.remove(i); 5668 break; 5669 } 5670 } 5671 } 5672 5673 // If the caller didn't request filter information, 5674 // drop them now so we don't have to 5675 // marshall/unmarshall it. 5676 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5677 N = results.size(); 5678 for (int i=0; i<N; i++) { 5679 results.get(i).filter = null; 5680 } 5681 } 5682 5683 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 5684 return results; 5685 } 5686 5687 @Override 5688 public List<ResolveInfo> queryIntentReceivers(Intent intent, String resolvedType, int flags, 5689 int userId) { 5690 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5691 flags = updateFlagsForResolve(flags, userId, intent); 5692 ComponentName comp = intent.getComponent(); 5693 if (comp == null) { 5694 if (intent.getSelector() != null) { 5695 intent = intent.getSelector(); 5696 comp = intent.getComponent(); 5697 } 5698 } 5699 if (comp != null) { 5700 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5701 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 5702 if (ai != null) { 5703 ResolveInfo ri = new ResolveInfo(); 5704 ri.activityInfo = ai; 5705 list.add(ri); 5706 } 5707 return list; 5708 } 5709 5710 // reader 5711 synchronized (mPackages) { 5712 String pkgName = intent.getPackage(); 5713 if (pkgName == null) { 5714 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 5715 } 5716 final PackageParser.Package pkg = mPackages.get(pkgName); 5717 if (pkg != null) { 5718 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 5719 userId); 5720 } 5721 return null; 5722 } 5723 } 5724 5725 @Override 5726 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 5727 if (!sUserManager.exists(userId)) return null; 5728 flags = updateFlagsForResolve(flags, userId, intent); 5729 List<ResolveInfo> query = queryIntentServices(intent, resolvedType, flags, userId); 5730 if (query != null) { 5731 if (query.size() >= 1) { 5732 // If there is more than one service with the same priority, 5733 // just arbitrarily pick the first one. 5734 return query.get(0); 5735 } 5736 } 5737 return null; 5738 } 5739 5740 @Override 5741 public List<ResolveInfo> queryIntentServices(Intent intent, String resolvedType, int flags, 5742 int userId) { 5743 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5744 flags = updateFlagsForResolve(flags, userId, intent); 5745 ComponentName comp = intent.getComponent(); 5746 if (comp == null) { 5747 if (intent.getSelector() != null) { 5748 intent = intent.getSelector(); 5749 comp = intent.getComponent(); 5750 } 5751 } 5752 if (comp != null) { 5753 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5754 final ServiceInfo si = getServiceInfo(comp, flags, userId); 5755 if (si != null) { 5756 final ResolveInfo ri = new ResolveInfo(); 5757 ri.serviceInfo = si; 5758 list.add(ri); 5759 } 5760 return list; 5761 } 5762 5763 // reader 5764 synchronized (mPackages) { 5765 String pkgName = intent.getPackage(); 5766 if (pkgName == null) { 5767 return mServices.queryIntent(intent, resolvedType, flags, userId); 5768 } 5769 final PackageParser.Package pkg = mPackages.get(pkgName); 5770 if (pkg != null) { 5771 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 5772 userId); 5773 } 5774 return null; 5775 } 5776 } 5777 5778 @Override 5779 public List<ResolveInfo> queryIntentContentProviders( 5780 Intent intent, String resolvedType, int flags, int userId) { 5781 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5782 flags = updateFlagsForResolve(flags, userId, intent); 5783 ComponentName comp = intent.getComponent(); 5784 if (comp == null) { 5785 if (intent.getSelector() != null) { 5786 intent = intent.getSelector(); 5787 comp = intent.getComponent(); 5788 } 5789 } 5790 if (comp != null) { 5791 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5792 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 5793 if (pi != null) { 5794 final ResolveInfo ri = new ResolveInfo(); 5795 ri.providerInfo = pi; 5796 list.add(ri); 5797 } 5798 return list; 5799 } 5800 5801 // reader 5802 synchronized (mPackages) { 5803 String pkgName = intent.getPackage(); 5804 if (pkgName == null) { 5805 return mProviders.queryIntent(intent, resolvedType, flags, userId); 5806 } 5807 final PackageParser.Package pkg = mPackages.get(pkgName); 5808 if (pkg != null) { 5809 return mProviders.queryIntentForPackage( 5810 intent, resolvedType, flags, pkg.providers, userId); 5811 } 5812 return null; 5813 } 5814 } 5815 5816 @Override 5817 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 5818 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5819 flags = updateFlagsForPackage(flags, userId, null); 5820 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5821 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5822 true /* requireFullPermission */, false /* checkShell */, 5823 "get installed packages"); 5824 5825 // writer 5826 synchronized (mPackages) { 5827 ArrayList<PackageInfo> list; 5828 if (listUninstalled) { 5829 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 5830 for (PackageSetting ps : mSettings.mPackages.values()) { 5831 PackageInfo pi; 5832 if (ps.pkg != null) { 5833 pi = generatePackageInfo(ps.pkg, flags, userId); 5834 } else { 5835 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5836 } 5837 if (pi != null) { 5838 list.add(pi); 5839 } 5840 } 5841 } else { 5842 list = new ArrayList<PackageInfo>(mPackages.size()); 5843 for (PackageParser.Package p : mPackages.values()) { 5844 PackageInfo pi = generatePackageInfo(p, flags, userId); 5845 if (pi != null) { 5846 list.add(pi); 5847 } 5848 } 5849 } 5850 5851 return new ParceledListSlice<PackageInfo>(list); 5852 } 5853 } 5854 5855 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 5856 String[] permissions, boolean[] tmp, int flags, int userId) { 5857 int numMatch = 0; 5858 final PermissionsState permissionsState = ps.getPermissionsState(); 5859 for (int i=0; i<permissions.length; i++) { 5860 final String permission = permissions[i]; 5861 if (permissionsState.hasPermission(permission, userId)) { 5862 tmp[i] = true; 5863 numMatch++; 5864 } else { 5865 tmp[i] = false; 5866 } 5867 } 5868 if (numMatch == 0) { 5869 return; 5870 } 5871 PackageInfo pi; 5872 if (ps.pkg != null) { 5873 pi = generatePackageInfo(ps.pkg, flags, userId); 5874 } else { 5875 pi = generatePackageInfoFromSettingsLPw(ps.name, flags, userId); 5876 } 5877 // The above might return null in cases of uninstalled apps or install-state 5878 // skew across users/profiles. 5879 if (pi != null) { 5880 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 5881 if (numMatch == permissions.length) { 5882 pi.requestedPermissions = permissions; 5883 } else { 5884 pi.requestedPermissions = new String[numMatch]; 5885 numMatch = 0; 5886 for (int i=0; i<permissions.length; i++) { 5887 if (tmp[i]) { 5888 pi.requestedPermissions[numMatch] = permissions[i]; 5889 numMatch++; 5890 } 5891 } 5892 } 5893 } 5894 list.add(pi); 5895 } 5896 } 5897 5898 @Override 5899 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 5900 String[] permissions, int flags, int userId) { 5901 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5902 flags = updateFlagsForPackage(flags, userId, permissions); 5903 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5904 5905 // writer 5906 synchronized (mPackages) { 5907 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 5908 boolean[] tmpBools = new boolean[permissions.length]; 5909 if (listUninstalled) { 5910 for (PackageSetting ps : mSettings.mPackages.values()) { 5911 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 5912 } 5913 } else { 5914 for (PackageParser.Package pkg : mPackages.values()) { 5915 PackageSetting ps = (PackageSetting)pkg.mExtras; 5916 if (ps != null) { 5917 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 5918 userId); 5919 } 5920 } 5921 } 5922 5923 return new ParceledListSlice<PackageInfo>(list); 5924 } 5925 } 5926 5927 @Override 5928 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 5929 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 5930 flags = updateFlagsForApplication(flags, userId, null); 5931 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 5932 5933 // writer 5934 synchronized (mPackages) { 5935 ArrayList<ApplicationInfo> list; 5936 if (listUninstalled) { 5937 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 5938 for (PackageSetting ps : mSettings.mPackages.values()) { 5939 ApplicationInfo ai; 5940 if (ps.pkg != null) { 5941 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 5942 ps.readUserState(userId), userId); 5943 } else { 5944 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 5945 } 5946 if (ai != null) { 5947 list.add(ai); 5948 } 5949 } 5950 } else { 5951 list = new ArrayList<ApplicationInfo>(mPackages.size()); 5952 for (PackageParser.Package p : mPackages.values()) { 5953 if (p.mExtras != null) { 5954 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 5955 ((PackageSetting)p.mExtras).readUserState(userId), userId); 5956 if (ai != null) { 5957 list.add(ai); 5958 } 5959 } 5960 } 5961 } 5962 5963 return new ParceledListSlice<ApplicationInfo>(list); 5964 } 5965 } 5966 5967 @Override 5968 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 5969 if (DISABLE_EPHEMERAL_APPS) { 5970 return null; 5971 } 5972 5973 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 5974 "getEphemeralApplications"); 5975 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5976 true /* requireFullPermission */, false /* checkShell */, 5977 "getEphemeralApplications"); 5978 synchronized (mPackages) { 5979 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 5980 .getEphemeralApplicationsLPw(userId); 5981 if (ephemeralApps != null) { 5982 return new ParceledListSlice<>(ephemeralApps); 5983 } 5984 } 5985 return null; 5986 } 5987 5988 @Override 5989 public boolean isEphemeralApplication(String packageName, int userId) { 5990 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5991 true /* requireFullPermission */, false /* checkShell */, 5992 "isEphemeral"); 5993 if (DISABLE_EPHEMERAL_APPS) { 5994 return false; 5995 } 5996 5997 if (!isCallerSameApp(packageName)) { 5998 return false; 5999 } 6000 synchronized (mPackages) { 6001 PackageParser.Package pkg = mPackages.get(packageName); 6002 if (pkg != null) { 6003 return pkg.applicationInfo.isEphemeralApp(); 6004 } 6005 } 6006 return false; 6007 } 6008 6009 @Override 6010 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 6011 if (DISABLE_EPHEMERAL_APPS) { 6012 return null; 6013 } 6014 6015 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6016 true /* requireFullPermission */, false /* checkShell */, 6017 "getCookie"); 6018 if (!isCallerSameApp(packageName)) { 6019 return null; 6020 } 6021 synchronized (mPackages) { 6022 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 6023 packageName, userId); 6024 } 6025 } 6026 6027 @Override 6028 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6029 if (DISABLE_EPHEMERAL_APPS) { 6030 return true; 6031 } 6032 6033 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6034 true /* requireFullPermission */, true /* checkShell */, 6035 "setCookie"); 6036 if (!isCallerSameApp(packageName)) { 6037 return false; 6038 } 6039 synchronized (mPackages) { 6040 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6041 packageName, cookie, userId); 6042 } 6043 } 6044 6045 @Override 6046 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6047 if (DISABLE_EPHEMERAL_APPS) { 6048 return null; 6049 } 6050 6051 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6052 "getEphemeralApplicationIcon"); 6053 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6054 true /* requireFullPermission */, false /* checkShell */, 6055 "getEphemeralApplicationIcon"); 6056 synchronized (mPackages) { 6057 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6058 packageName, userId); 6059 } 6060 } 6061 6062 private boolean isCallerSameApp(String packageName) { 6063 PackageParser.Package pkg = mPackages.get(packageName); 6064 return pkg != null 6065 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6066 } 6067 6068 public List<ApplicationInfo> getPersistentApplications(int flags) { 6069 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6070 6071 // reader 6072 synchronized (mPackages) { 6073 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6074 final int userId = UserHandle.getCallingUserId(); 6075 while (i.hasNext()) { 6076 final PackageParser.Package p = i.next(); 6077 if (p.applicationInfo == null) continue; 6078 6079 final boolean matchesUnaware = ((flags & MATCH_ENCRYPTION_UNAWARE) != 0) 6080 && !p.applicationInfo.isEncryptionAware(); 6081 final boolean matchesAware = ((flags & MATCH_ENCRYPTION_AWARE) != 0) 6082 && p.applicationInfo.isEncryptionAware(); 6083 6084 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 6085 && (!mSafeMode || isSystemApp(p)) 6086 && (matchesUnaware || matchesAware)) { 6087 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6088 if (ps != null) { 6089 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6090 ps.readUserState(userId), userId); 6091 if (ai != null) { 6092 finalList.add(ai); 6093 } 6094 } 6095 } 6096 } 6097 } 6098 6099 return finalList; 6100 } 6101 6102 @Override 6103 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6104 if (!sUserManager.exists(userId)) return null; 6105 flags = updateFlagsForComponent(flags, userId, name); 6106 // reader 6107 synchronized (mPackages) { 6108 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6109 PackageSetting ps = provider != null 6110 ? mSettings.mPackages.get(provider.owner.packageName) 6111 : null; 6112 return ps != null 6113 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6114 ? PackageParser.generateProviderInfo(provider, flags, 6115 ps.readUserState(userId), userId) 6116 : null; 6117 } 6118 } 6119 6120 /** 6121 * @deprecated 6122 */ 6123 @Deprecated 6124 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6125 // reader 6126 synchronized (mPackages) { 6127 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6128 .entrySet().iterator(); 6129 final int userId = UserHandle.getCallingUserId(); 6130 while (i.hasNext()) { 6131 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6132 PackageParser.Provider p = entry.getValue(); 6133 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6134 6135 if (ps != null && p.syncable 6136 && (!mSafeMode || (p.info.applicationInfo.flags 6137 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6138 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6139 ps.readUserState(userId), userId); 6140 if (info != null) { 6141 outNames.add(entry.getKey()); 6142 outInfo.add(info); 6143 } 6144 } 6145 } 6146 } 6147 } 6148 6149 @Override 6150 public ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6151 int uid, int flags) { 6152 final int userId = processName != null ? UserHandle.getUserId(uid) 6153 : UserHandle.getCallingUserId(); 6154 if (!sUserManager.exists(userId)) return null; 6155 flags = updateFlagsForComponent(flags, userId, processName); 6156 6157 ArrayList<ProviderInfo> finalList = null; 6158 // reader 6159 synchronized (mPackages) { 6160 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6161 while (i.hasNext()) { 6162 final PackageParser.Provider p = i.next(); 6163 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6164 if (ps != null && p.info.authority != null 6165 && (processName == null 6166 || (p.info.processName.equals(processName) 6167 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6168 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6169 if (finalList == null) { 6170 finalList = new ArrayList<ProviderInfo>(3); 6171 } 6172 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6173 ps.readUserState(userId), userId); 6174 if (info != null) { 6175 finalList.add(info); 6176 } 6177 } 6178 } 6179 } 6180 6181 if (finalList != null) { 6182 Collections.sort(finalList, mProviderInitOrderSorter); 6183 return new ParceledListSlice<ProviderInfo>(finalList); 6184 } 6185 6186 return null; 6187 } 6188 6189 @Override 6190 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6191 // reader 6192 synchronized (mPackages) { 6193 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6194 return PackageParser.generateInstrumentationInfo(i, flags); 6195 } 6196 } 6197 6198 @Override 6199 public List<InstrumentationInfo> queryInstrumentation(String targetPackage, 6200 int flags) { 6201 ArrayList<InstrumentationInfo> finalList = 6202 new ArrayList<InstrumentationInfo>(); 6203 6204 // reader 6205 synchronized (mPackages) { 6206 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6207 while (i.hasNext()) { 6208 final PackageParser.Instrumentation p = i.next(); 6209 if (targetPackage == null 6210 || targetPackage.equals(p.info.targetPackage)) { 6211 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6212 flags); 6213 if (ii != null) { 6214 finalList.add(ii); 6215 } 6216 } 6217 } 6218 } 6219 6220 return finalList; 6221 } 6222 6223 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6224 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6225 if (overlays == null) { 6226 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6227 return; 6228 } 6229 for (PackageParser.Package opkg : overlays.values()) { 6230 // Not much to do if idmap fails: we already logged the error 6231 // and we certainly don't want to abort installation of pkg simply 6232 // because an overlay didn't fit properly. For these reasons, 6233 // ignore the return value of createIdmapForPackagePairLI. 6234 createIdmapForPackagePairLI(pkg, opkg); 6235 } 6236 } 6237 6238 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6239 PackageParser.Package opkg) { 6240 if (!opkg.mTrustedOverlay) { 6241 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6242 opkg.baseCodePath + ": overlay not trusted"); 6243 return false; 6244 } 6245 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6246 if (overlaySet == null) { 6247 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6248 opkg.baseCodePath + " but target package has no known overlays"); 6249 return false; 6250 } 6251 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6252 // TODO: generate idmap for split APKs 6253 try { 6254 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6255 } catch (InstallerException e) { 6256 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6257 + opkg.baseCodePath); 6258 return false; 6259 } 6260 PackageParser.Package[] overlayArray = 6261 overlaySet.values().toArray(new PackageParser.Package[0]); 6262 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6263 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6264 return p1.mOverlayPriority - p2.mOverlayPriority; 6265 } 6266 }; 6267 Arrays.sort(overlayArray, cmp); 6268 6269 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6270 int i = 0; 6271 for (PackageParser.Package p : overlayArray) { 6272 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6273 } 6274 return true; 6275 } 6276 6277 private void scanDirTracedLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6278 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6279 try { 6280 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6281 } finally { 6282 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6283 } 6284 } 6285 6286 private void scanDirLI(File dir, int parseFlags, int scanFlags, long currentTime) { 6287 final File[] files = dir.listFiles(); 6288 if (ArrayUtils.isEmpty(files)) { 6289 Log.d(TAG, "No files in app dir " + dir); 6290 return; 6291 } 6292 6293 if (DEBUG_PACKAGE_SCANNING) { 6294 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6295 + " flags=0x" + Integer.toHexString(parseFlags)); 6296 } 6297 6298 for (File file : files) { 6299 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6300 && !PackageInstallerService.isStageName(file.getName()); 6301 if (!isPackage) { 6302 // Ignore entries which are not packages 6303 continue; 6304 } 6305 try { 6306 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6307 scanFlags, currentTime, null); 6308 } catch (PackageManagerException e) { 6309 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6310 6311 // Delete invalid userdata apps 6312 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6313 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6314 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6315 removeCodePathLI(file); 6316 } 6317 } 6318 } 6319 } 6320 6321 private static File getSettingsProblemFile() { 6322 File dataDir = Environment.getDataDirectory(); 6323 File systemDir = new File(dataDir, "system"); 6324 File fname = new File(systemDir, "uiderrors.txt"); 6325 return fname; 6326 } 6327 6328 static void reportSettingsProblem(int priority, String msg) { 6329 logCriticalInfo(priority, msg); 6330 } 6331 6332 static void logCriticalInfo(int priority, String msg) { 6333 Slog.println(priority, TAG, msg); 6334 EventLogTags.writePmCriticalInfo(msg); 6335 try { 6336 File fname = getSettingsProblemFile(); 6337 FileOutputStream out = new FileOutputStream(fname, true); 6338 PrintWriter pw = new FastPrintWriter(out); 6339 SimpleDateFormat formatter = new SimpleDateFormat(); 6340 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6341 pw.println(dateString + ": " + msg); 6342 pw.close(); 6343 FileUtils.setPermissions( 6344 fname.toString(), 6345 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6346 -1, -1); 6347 } catch (java.io.IOException e) { 6348 } 6349 } 6350 6351 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6352 int parseFlags) throws PackageManagerException { 6353 if (ps != null 6354 && ps.codePath.equals(srcFile) 6355 && ps.timeStamp == srcFile.lastModified() 6356 && !isCompatSignatureUpdateNeeded(pkg) 6357 && !isRecoverSignatureUpdateNeeded(pkg)) { 6358 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6359 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6360 ArraySet<PublicKey> signingKs; 6361 synchronized (mPackages) { 6362 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6363 } 6364 if (ps.signatures.mSignatures != null 6365 && ps.signatures.mSignatures.length != 0 6366 && signingKs != null) { 6367 // Optimization: reuse the existing cached certificates 6368 // if the package appears to be unchanged. 6369 pkg.mSignatures = ps.signatures.mSignatures; 6370 pkg.mSigningKeys = signingKs; 6371 return; 6372 } 6373 6374 Slog.w(TAG, "PackageSetting for " + ps.name 6375 + " is missing signatures. Collecting certs again to recover them."); 6376 } else { 6377 Log.i(TAG, srcFile.toString() + " changed; collecting certs"); 6378 } 6379 6380 try { 6381 PackageParser.collectCertificates(pkg, parseFlags); 6382 } catch (PackageParserException e) { 6383 throw PackageManagerException.from(e); 6384 } 6385 } 6386 6387 /** 6388 * Traces a package scan. 6389 * @see #scanPackageLI(File, int, int, long, UserHandle) 6390 */ 6391 private PackageParser.Package scanPackageTracedLI(File scanFile, int parseFlags, int scanFlags, 6392 long currentTime, UserHandle user) throws PackageManagerException { 6393 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6394 try { 6395 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6396 } finally { 6397 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6398 } 6399 } 6400 6401 /** 6402 * Scans a package and returns the newly parsed package. 6403 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6404 */ 6405 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6406 long currentTime, UserHandle user) throws PackageManagerException { 6407 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6408 parseFlags |= mDefParseFlags; 6409 PackageParser pp = new PackageParser(); 6410 pp.setSeparateProcesses(mSeparateProcesses); 6411 pp.setOnlyCoreApps(mOnlyCore); 6412 pp.setDisplayMetrics(mMetrics); 6413 6414 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6415 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6416 } 6417 6418 final PackageParser.Package pkg; 6419 try { 6420 pkg = pp.parsePackage(scanFile, parseFlags); 6421 } catch (PackageParserException e) { 6422 throw PackageManagerException.from(e); 6423 } 6424 6425 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6426 } 6427 6428 /** 6429 * Scans a package and returns the newly parsed package. 6430 * @throws PackageManagerException on a parse error. 6431 */ 6432 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6433 int parseFlags, int scanFlags, long currentTime, UserHandle user) 6434 throws PackageManagerException { 6435 // If the package has children and this is the first dive in the function 6436 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6437 // packages (parent and children) would be successfully scanned before the 6438 // actual scan since scanning mutates internal state and we want to atomically 6439 // install the package and its children. 6440 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6441 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6442 scanFlags |= SCAN_CHECK_ONLY; 6443 } 6444 } else { 6445 scanFlags &= ~SCAN_CHECK_ONLY; 6446 } 6447 6448 // Scan the parent 6449 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, parseFlags, 6450 scanFlags, currentTime, user); 6451 6452 // Scan the children 6453 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6454 for (int i = 0; i < childCount; i++) { 6455 PackageParser.Package childPackage = pkg.childPackages.get(i); 6456 scanPackageInternalLI(childPackage, scanFile, parseFlags, scanFlags, 6457 currentTime, user); 6458 } 6459 6460 6461 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6462 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6463 } 6464 6465 return scannedPkg; 6466 } 6467 6468 /** 6469 * Scans a package and returns the newly parsed package. 6470 * @throws PackageManagerException on a parse error. 6471 */ 6472 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6473 int parseFlags, int scanFlags, long currentTime, UserHandle user) 6474 throws PackageManagerException { 6475 PackageSetting ps = null; 6476 PackageSetting updatedPkg; 6477 // reader 6478 synchronized (mPackages) { 6479 // Look to see if we already know about this package. 6480 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6481 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6482 // This package has been renamed to its original name. Let's 6483 // use that. 6484 ps = mSettings.peekPackageLPr(oldName); 6485 } 6486 // If there was no original package, see one for the real package name. 6487 if (ps == null) { 6488 ps = mSettings.peekPackageLPr(pkg.packageName); 6489 } 6490 // Check to see if this package could be hiding/updating a system 6491 // package. Must look for it either under the original or real 6492 // package name depending on our state. 6493 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6494 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6495 6496 // If this is a package we don't know about on the system partition, we 6497 // may need to remove disabled child packages on the system partition 6498 // or may need to not add child packages if the parent apk is updated 6499 // on the data partition and no longer defines this child package. 6500 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6501 // If this is a parent package for an updated system app and this system 6502 // app got an OTA update which no longer defines some of the child packages 6503 // we have to prune them from the disabled system packages. 6504 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6505 if (disabledPs != null) { 6506 final int scannedChildCount = (pkg.childPackages != null) 6507 ? pkg.childPackages.size() : 0; 6508 final int disabledChildCount = disabledPs.childPackageNames != null 6509 ? disabledPs.childPackageNames.size() : 0; 6510 for (int i = 0; i < disabledChildCount; i++) { 6511 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6512 boolean disabledPackageAvailable = false; 6513 for (int j = 0; j < scannedChildCount; j++) { 6514 PackageParser.Package childPkg = pkg.childPackages.get(j); 6515 if (childPkg.packageName.equals(disabledChildPackageName)) { 6516 disabledPackageAvailable = true; 6517 break; 6518 } 6519 } 6520 if (!disabledPackageAvailable) { 6521 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6522 } 6523 } 6524 } 6525 } 6526 } 6527 6528 boolean updatedPkgBetter = false; 6529 // First check if this is a system package that may involve an update 6530 if (updatedPkg != null && (parseFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6531 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6532 // it needs to drop FLAG_PRIVILEGED. 6533 if (locationIsPrivileged(scanFile)) { 6534 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6535 } else { 6536 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6537 } 6538 6539 if (ps != null && !ps.codePath.equals(scanFile)) { 6540 // The path has changed from what was last scanned... check the 6541 // version of the new path against what we have stored to determine 6542 // what to do. 6543 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6544 if (pkg.mVersionCode <= ps.versionCode) { 6545 // The system package has been updated and the code path does not match 6546 // Ignore entry. Skip it. 6547 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6548 + " ignored: updated version " + ps.versionCode 6549 + " better than this " + pkg.mVersionCode); 6550 if (!updatedPkg.codePath.equals(scanFile)) { 6551 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6552 + ps.name + " changing from " + updatedPkg.codePathString 6553 + " to " + scanFile); 6554 updatedPkg.codePath = scanFile; 6555 updatedPkg.codePathString = scanFile.toString(); 6556 updatedPkg.resourcePath = scanFile; 6557 updatedPkg.resourcePathString = scanFile.toString(); 6558 } 6559 updatedPkg.pkg = pkg; 6560 updatedPkg.versionCode = pkg.mVersionCode; 6561 6562 // Update the disabled system child packages to point to the package too. 6563 final int childCount = updatedPkg.childPackageNames != null 6564 ? updatedPkg.childPackageNames.size() : 0; 6565 for (int i = 0; i < childCount; i++) { 6566 String childPackageName = updatedPkg.childPackageNames.get(i); 6567 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 6568 childPackageName); 6569 if (updatedChildPkg != null) { 6570 updatedChildPkg.pkg = pkg; 6571 updatedChildPkg.versionCode = pkg.mVersionCode; 6572 } 6573 } 6574 6575 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 6576 + scanFile + " ignored: updated version " + ps.versionCode 6577 + " better than this " + pkg.mVersionCode); 6578 } else { 6579 // The current app on the system partition is better than 6580 // what we have updated to on the data partition; switch 6581 // back to the system partition version. 6582 // At this point, its safely assumed that package installation for 6583 // apps in system partition will go through. If not there won't be a working 6584 // version of the app 6585 // writer 6586 synchronized (mPackages) { 6587 // Just remove the loaded entries from package lists. 6588 mPackages.remove(ps.name); 6589 } 6590 6591 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6592 + " reverting from " + ps.codePathString 6593 + ": new version " + pkg.mVersionCode 6594 + " better than installed " + ps.versionCode); 6595 6596 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6597 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6598 synchronized (mInstallLock) { 6599 args.cleanUpResourcesLI(); 6600 } 6601 synchronized (mPackages) { 6602 mSettings.enableSystemPackageLPw(ps.name); 6603 } 6604 updatedPkgBetter = true; 6605 } 6606 } 6607 } 6608 6609 if (updatedPkg != null) { 6610 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6611 // initially 6612 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 6613 6614 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6615 // flag set initially 6616 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6617 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6618 } 6619 } 6620 6621 // Verify certificates against what was last scanned 6622 collectCertificatesLI(ps, pkg, scanFile, parseFlags); 6623 6624 /* 6625 * A new system app appeared, but we already had a non-system one of the 6626 * same name installed earlier. 6627 */ 6628 boolean shouldHideSystemApp = false; 6629 if (updatedPkg == null && ps != null 6630 && (parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 6631 /* 6632 * Check to make sure the signatures match first. If they don't, 6633 * wipe the installed application and its data. 6634 */ 6635 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 6636 != PackageManager.SIGNATURE_MATCH) { 6637 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 6638 + " signatures don't match existing userdata copy; removing"); 6639 deletePackageLI(pkg.packageName, null, true, null, 0, null, false, null); 6640 ps = null; 6641 } else { 6642 /* 6643 * If the newly-added system app is an older version than the 6644 * already installed version, hide it. It will be scanned later 6645 * and re-added like an update. 6646 */ 6647 if (pkg.mVersionCode <= ps.versionCode) { 6648 shouldHideSystemApp = true; 6649 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 6650 + " but new version " + pkg.mVersionCode + " better than installed " 6651 + ps.versionCode + "; hiding system"); 6652 } else { 6653 /* 6654 * The newly found system app is a newer version that the 6655 * one previously installed. Simply remove the 6656 * already-installed application and replace it with our own 6657 * while keeping the application data. 6658 */ 6659 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6660 + " reverting from " + ps.codePathString + ": new version " 6661 + pkg.mVersionCode + " better than installed " + ps.versionCode); 6662 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6663 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6664 synchronized (mInstallLock) { 6665 args.cleanUpResourcesLI(); 6666 } 6667 } 6668 } 6669 } 6670 6671 // The apk is forward locked (not public) if its code and resources 6672 // are kept in different files. (except for app in either system or 6673 // vendor path). 6674 // TODO grab this value from PackageSettings 6675 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 6676 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 6677 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 6678 } 6679 } 6680 6681 // TODO: extend to support forward-locked splits 6682 String resourcePath = null; 6683 String baseResourcePath = null; 6684 if ((parseFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 6685 if (ps != null && ps.resourcePathString != null) { 6686 resourcePath = ps.resourcePathString; 6687 baseResourcePath = ps.resourcePathString; 6688 } else { 6689 // Should not happen at all. Just log an error. 6690 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 6691 } 6692 } else { 6693 resourcePath = pkg.codePath; 6694 baseResourcePath = pkg.baseCodePath; 6695 } 6696 6697 // Set application objects path explicitly. 6698 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 6699 pkg.setApplicationInfoCodePath(pkg.codePath); 6700 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 6701 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 6702 pkg.setApplicationInfoResourcePath(resourcePath); 6703 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 6704 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 6705 6706 // Note that we invoke the following method only if we are about to unpack an application 6707 PackageParser.Package scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags 6708 | SCAN_UPDATE_SIGNATURE, currentTime, user); 6709 6710 /* 6711 * If the system app should be overridden by a previously installed 6712 * data, hide the system app now and let the /data/app scan pick it up 6713 * again. 6714 */ 6715 if (shouldHideSystemApp) { 6716 synchronized (mPackages) { 6717 mSettings.disableSystemPackageLPw(pkg.packageName, true); 6718 } 6719 } 6720 6721 return scannedPkg; 6722 } 6723 6724 private static String fixProcessName(String defProcessName, 6725 String processName, int uid) { 6726 if (processName == null) { 6727 return defProcessName; 6728 } 6729 return processName; 6730 } 6731 6732 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 6733 throws PackageManagerException { 6734 if (pkgSetting.signatures.mSignatures != null) { 6735 // Already existing package. Make sure signatures match 6736 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 6737 == PackageManager.SIGNATURE_MATCH; 6738 if (!match) { 6739 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 6740 == PackageManager.SIGNATURE_MATCH; 6741 } 6742 if (!match) { 6743 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 6744 == PackageManager.SIGNATURE_MATCH; 6745 } 6746 if (!match) { 6747 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 6748 + pkg.packageName + " signatures do not match the " 6749 + "previously installed version; ignoring!"); 6750 } 6751 } 6752 6753 // Check for shared user signatures 6754 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 6755 // Already existing package. Make sure signatures match 6756 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 6757 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 6758 if (!match) { 6759 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 6760 == PackageManager.SIGNATURE_MATCH; 6761 } 6762 if (!match) { 6763 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 6764 == PackageManager.SIGNATURE_MATCH; 6765 } 6766 if (!match) { 6767 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 6768 "Package " + pkg.packageName 6769 + " has no signatures that match those in shared user " 6770 + pkgSetting.sharedUser.name + "; ignoring!"); 6771 } 6772 } 6773 } 6774 6775 /** 6776 * Enforces that only the system UID or root's UID can call a method exposed 6777 * via Binder. 6778 * 6779 * @param message used as message if SecurityException is thrown 6780 * @throws SecurityException if the caller is not system or root 6781 */ 6782 private static final void enforceSystemOrRoot(String message) { 6783 final int uid = Binder.getCallingUid(); 6784 if (uid != Process.SYSTEM_UID && uid != 0) { 6785 throw new SecurityException(message); 6786 } 6787 } 6788 6789 @Override 6790 public void performFstrimIfNeeded() { 6791 enforceSystemOrRoot("Only the system can request fstrim"); 6792 6793 // Before everything else, see whether we need to fstrim. 6794 try { 6795 IMountService ms = PackageHelper.getMountService(); 6796 if (ms != null) { 6797 final boolean isUpgrade = isUpgrade(); 6798 boolean doTrim = isUpgrade; 6799 if (doTrim) { 6800 Slog.w(TAG, "Running disk maintenance immediately due to system update"); 6801 } else { 6802 final long interval = android.provider.Settings.Global.getLong( 6803 mContext.getContentResolver(), 6804 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 6805 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 6806 if (interval > 0) { 6807 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 6808 if (timeSinceLast > interval) { 6809 doTrim = true; 6810 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 6811 + "; running immediately"); 6812 } 6813 } 6814 } 6815 if (doTrim) { 6816 if (!isFirstBoot()) { 6817 try { 6818 ActivityManagerNative.getDefault().showBootMessage( 6819 mContext.getResources().getString( 6820 R.string.android_upgrading_fstrim), true); 6821 } catch (RemoteException e) { 6822 } 6823 } 6824 ms.runMaintenance(); 6825 } 6826 } else { 6827 Slog.e(TAG, "Mount service unavailable!"); 6828 } 6829 } catch (RemoteException e) { 6830 // Can't happen; MountService is local 6831 } 6832 } 6833 6834 @Override 6835 public void extractPackagesIfNeeded() { 6836 enforceSystemOrRoot("Only the system can request package extraction"); 6837 6838 // Extract pacakges only if profile-guided compilation is enabled because 6839 // otherwise BackgroundDexOptService will not dexopt them later. 6840 if (!isUpgrade()) { 6841 return; 6842 } 6843 6844 List<PackageParser.Package> pkgs; 6845 synchronized (mPackages) { 6846 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 6847 } 6848 6849 int curr = 0; 6850 int total = pkgs.size(); 6851 for (PackageParser.Package pkg : pkgs) { 6852 curr++; 6853 6854 if (DEBUG_DEXOPT) { 6855 Log.i(TAG, "Extracting app " + curr + " of " + total + ": " + pkg.packageName); 6856 } 6857 6858 if (!isFirstBoot()) { 6859 try { 6860 ActivityManagerNative.getDefault().showBootMessage( 6861 mContext.getResources().getString(R.string.android_upgrading_apk, 6862 curr, total), true); 6863 } catch (RemoteException e) { 6864 } 6865 } 6866 6867 if (PackageDexOptimizer.canOptimizePackage(pkg)) { 6868 performDexOpt(pkg.packageName, null /* instructionSet */, 6869 false /* useProfiles */, true /* extractOnly */, false /* force */); 6870 } 6871 } 6872 } 6873 6874 @Override 6875 public void notifyPackageUse(String packageName) { 6876 synchronized (mPackages) { 6877 PackageParser.Package p = mPackages.get(packageName); 6878 if (p == null) { 6879 return; 6880 } 6881 p.mLastPackageUsageTimeInMills = System.currentTimeMillis(); 6882 } 6883 } 6884 6885 // TODO: this is not used nor needed. Delete it. 6886 @Override 6887 public boolean performDexOptIfNeeded(String packageName, String instructionSet) { 6888 return performDexOptTraced(packageName, instructionSet, false /* useProfiles */, 6889 false /* extractOnly */, false /* force */); 6890 } 6891 6892 @Override 6893 public boolean performDexOpt(String packageName, String instructionSet, boolean useProfiles, 6894 boolean extractOnly, boolean force) { 6895 return performDexOptTraced(packageName, instructionSet, useProfiles, extractOnly, force); 6896 } 6897 6898 private boolean performDexOptTraced(String packageName, String instructionSet, 6899 boolean useProfiles, boolean extractOnly, boolean force) { 6900 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 6901 try { 6902 return performDexOptInternal(packageName, instructionSet, useProfiles, extractOnly, 6903 force); 6904 } finally { 6905 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6906 } 6907 } 6908 6909 private boolean performDexOptInternal(String packageName, String instructionSet, 6910 boolean useProfiles, boolean extractOnly, boolean force) { 6911 PackageParser.Package p; 6912 final String targetInstructionSet; 6913 synchronized (mPackages) { 6914 p = mPackages.get(packageName); 6915 if (p == null) { 6916 return false; 6917 } 6918 mPackageUsage.write(false); 6919 6920 targetInstructionSet = instructionSet != null ? instructionSet : 6921 getPrimaryInstructionSet(p.applicationInfo); 6922 } 6923 long callingId = Binder.clearCallingIdentity(); 6924 try { 6925 synchronized (mInstallLock) { 6926 final String[] instructionSets = new String[] { targetInstructionSet }; 6927 int result = performDexOptInternalWithDependenciesLI(p, instructionSets, 6928 useProfiles, extractOnly, force); 6929 return result == PackageDexOptimizer.DEX_OPT_PERFORMED; 6930 } 6931 } finally { 6932 Binder.restoreCallingIdentity(callingId); 6933 } 6934 } 6935 6936 public ArraySet<String> getOptimizablePackages() { 6937 ArraySet<String> pkgs = new ArraySet<String>(); 6938 synchronized (mPackages) { 6939 for (PackageParser.Package p : mPackages.values()) { 6940 if (PackageDexOptimizer.canOptimizePackage(p)) { 6941 pkgs.add(p.packageName); 6942 } 6943 } 6944 } 6945 return pkgs; 6946 } 6947 6948 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 6949 String instructionSets[], boolean useProfiles, boolean extractOnly, boolean force) { 6950 // Select the dex optimizer based on the force parameter. 6951 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 6952 // allocate an object here. 6953 PackageDexOptimizer pdo = force 6954 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 6955 : mPackageDexOptimizer; 6956 6957 // Optimize all dependencies first. Note: we ignore the return value and march on 6958 // on errors. 6959 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 6960 if (!deps.isEmpty()) { 6961 for (PackageParser.Package depPackage : deps) { 6962 // TODO: Analyze and investigate if we (should) profile libraries. 6963 // Currently this will do a full compilation of the library. 6964 pdo.performDexOpt(depPackage, instructionSets, false /* useProfiles */, 6965 false /* extractOnly */); 6966 } 6967 } 6968 6969 return pdo.performDexOpt(p, instructionSets, useProfiles, extractOnly); 6970 } 6971 6972 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 6973 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 6974 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 6975 Set<String> collectedNames = new HashSet<>(); 6976 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 6977 6978 retValue.remove(p); 6979 6980 return retValue; 6981 } else { 6982 return Collections.emptyList(); 6983 } 6984 } 6985 6986 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 6987 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 6988 if (!collectedNames.contains(p.packageName)) { 6989 collectedNames.add(p.packageName); 6990 collected.add(p); 6991 6992 if (p.usesLibraries != null) { 6993 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 6994 } 6995 if (p.usesOptionalLibraries != null) { 6996 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 6997 collectedNames); 6998 } 6999 } 7000 } 7001 7002 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 7003 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7004 for (String libName : libs) { 7005 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 7006 if (libPkg != null) { 7007 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 7008 } 7009 } 7010 } 7011 7012 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 7013 synchronized (mPackages) { 7014 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 7015 if (lib != null && lib.apk != null) { 7016 return mPackages.get(lib.apk); 7017 } 7018 } 7019 return null; 7020 } 7021 7022 public void shutdown() { 7023 mPackageUsage.write(true); 7024 } 7025 7026 @Override 7027 public void forceDexOpt(String packageName) { 7028 enforceSystemOrRoot("forceDexOpt"); 7029 7030 PackageParser.Package pkg; 7031 synchronized (mPackages) { 7032 pkg = mPackages.get(packageName); 7033 if (pkg == null) { 7034 throw new IllegalArgumentException("Unknown package: " + packageName); 7035 } 7036 } 7037 7038 synchronized (mInstallLock) { 7039 final String[] instructionSets = new String[] { 7040 getPrimaryInstructionSet(pkg.applicationInfo) }; 7041 7042 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7043 7044 // Whoever is calling forceDexOpt wants a fully compiled package. 7045 // Don't use profiles since that may cause compilation to be skipped. 7046 final int res = performDexOptInternalWithDependenciesLI(pkg, instructionSets, 7047 false /* useProfiles */, false /* extractOnly */, true /* force */); 7048 7049 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7050 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7051 throw new IllegalStateException("Failed to dexopt: " + res); 7052 } 7053 } 7054 } 7055 7056 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7057 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7058 Slog.w(TAG, "Unable to update from " + oldPkg.name 7059 + " to " + newPkg.packageName 7060 + ": old package not in system partition"); 7061 return false; 7062 } else if (mPackages.get(oldPkg.name) != null) { 7063 Slog.w(TAG, "Unable to update from " + oldPkg.name 7064 + " to " + newPkg.packageName 7065 + ": old package still exists"); 7066 return false; 7067 } 7068 return true; 7069 } 7070 7071 private boolean removeDataDirsLI(String volumeUuid, String packageName) { 7072 // TODO: triage flags as part of 26466827 7073 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 7074 7075 boolean res = true; 7076 final int[] users = sUserManager.getUserIds(); 7077 for (int user : users) { 7078 try { 7079 mInstaller.destroyAppData(volumeUuid, packageName, user, flags); 7080 } catch (InstallerException e) { 7081 Slog.w(TAG, "Failed to delete data directory", e); 7082 res = false; 7083 } 7084 } 7085 return res; 7086 } 7087 7088 void removeCodePathLI(File codePath) { 7089 if (codePath.isDirectory()) { 7090 try { 7091 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7092 } catch (InstallerException e) { 7093 Slog.w(TAG, "Failed to remove code path", e); 7094 } 7095 } else { 7096 codePath.delete(); 7097 } 7098 } 7099 7100 void destroyAppDataLI(String volumeUuid, String packageName, int userId, int flags) { 7101 try { 7102 mInstaller.destroyAppData(volumeUuid, packageName, userId, flags); 7103 } catch (InstallerException e) { 7104 Slog.w(TAG, "Failed to destroy app data", e); 7105 } 7106 } 7107 7108 void restoreconAppDataLI(String volumeUuid, String packageName, int userId, int flags, 7109 int appId, String seinfo) { 7110 try { 7111 mInstaller.restoreconAppData(volumeUuid, packageName, userId, flags, appId, seinfo); 7112 } catch (InstallerException e) { 7113 Slog.e(TAG, "Failed to restorecon for " + packageName + ": " + e); 7114 } 7115 } 7116 7117 private void deleteCodeCacheDirsLI(String volumeUuid, String packageName) { 7118 final PackageParser.Package pkg; 7119 synchronized (mPackages) { 7120 pkg = mPackages.get(packageName); 7121 } 7122 if (pkg == null) { 7123 Slog.w(TAG, "Failed to delete code cache directory. No package: " + packageName); 7124 return; 7125 } 7126 deleteCodeCacheDirsLI(pkg); 7127 } 7128 7129 private void deleteCodeCacheDirsLI(PackageParser.Package pkg) { 7130 // TODO: triage flags as part of 26466827 7131 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 7132 7133 int[] users = sUserManager.getUserIds(); 7134 int res = 0; 7135 for (int user : users) { 7136 // Remove the parent code cache 7137 try { 7138 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, user, 7139 flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 7140 } catch (InstallerException e) { 7141 Slog.w(TAG, "Failed to delete code cache directory", e); 7142 } 7143 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7144 for (int i = 0; i < childCount; i++) { 7145 PackageParser.Package childPkg = pkg.childPackages.get(i); 7146 // Remove the child code cache 7147 try { 7148 mInstaller.clearAppData(childPkg.volumeUuid, childPkg.packageName, 7149 user, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 7150 } catch (InstallerException e) { 7151 Slog.w(TAG, "Failed to delete code cache directory", e); 7152 } 7153 } 7154 } 7155 } 7156 7157 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7158 long lastUpdateTime) { 7159 // Set parent install/update time 7160 PackageSetting ps = (PackageSetting) pkg.mExtras; 7161 if (ps != null) { 7162 ps.firstInstallTime = firstInstallTime; 7163 ps.lastUpdateTime = lastUpdateTime; 7164 } 7165 // Set children install/update time 7166 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7167 for (int i = 0; i < childCount; i++) { 7168 PackageParser.Package childPkg = pkg.childPackages.get(i); 7169 ps = (PackageSetting) childPkg.mExtras; 7170 if (ps != null) { 7171 ps.firstInstallTime = firstInstallTime; 7172 ps.lastUpdateTime = lastUpdateTime; 7173 } 7174 } 7175 } 7176 7177 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7178 PackageParser.Package changingLib) { 7179 if (file.path != null) { 7180 usesLibraryFiles.add(file.path); 7181 return; 7182 } 7183 PackageParser.Package p = mPackages.get(file.apk); 7184 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7185 // If we are doing this while in the middle of updating a library apk, 7186 // then we need to make sure to use that new apk for determining the 7187 // dependencies here. (We haven't yet finished committing the new apk 7188 // to the package manager state.) 7189 if (p == null || p.packageName.equals(changingLib.packageName)) { 7190 p = changingLib; 7191 } 7192 } 7193 if (p != null) { 7194 usesLibraryFiles.addAll(p.getAllCodePaths()); 7195 } 7196 } 7197 7198 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7199 PackageParser.Package changingLib) throws PackageManagerException { 7200 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7201 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7202 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7203 for (int i=0; i<N; i++) { 7204 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7205 if (file == null) { 7206 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7207 "Package " + pkg.packageName + " requires unavailable shared library " 7208 + pkg.usesLibraries.get(i) + "; failing!"); 7209 } 7210 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7211 } 7212 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7213 for (int i=0; i<N; i++) { 7214 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7215 if (file == null) { 7216 Slog.w(TAG, "Package " + pkg.packageName 7217 + " desires unavailable shared library " 7218 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7219 } else { 7220 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7221 } 7222 } 7223 N = usesLibraryFiles.size(); 7224 if (N > 0) { 7225 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7226 } else { 7227 pkg.usesLibraryFiles = null; 7228 } 7229 } 7230 } 7231 7232 private static boolean hasString(List<String> list, List<String> which) { 7233 if (list == null) { 7234 return false; 7235 } 7236 for (int i=list.size()-1; i>=0; i--) { 7237 for (int j=which.size()-1; j>=0; j--) { 7238 if (which.get(j).equals(list.get(i))) { 7239 return true; 7240 } 7241 } 7242 } 7243 return false; 7244 } 7245 7246 private void updateAllSharedLibrariesLPw() { 7247 for (PackageParser.Package pkg : mPackages.values()) { 7248 try { 7249 updateSharedLibrariesLPw(pkg, null); 7250 } catch (PackageManagerException e) { 7251 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7252 } 7253 } 7254 } 7255 7256 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7257 PackageParser.Package changingPkg) { 7258 ArrayList<PackageParser.Package> res = null; 7259 for (PackageParser.Package pkg : mPackages.values()) { 7260 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7261 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7262 if (res == null) { 7263 res = new ArrayList<PackageParser.Package>(); 7264 } 7265 res.add(pkg); 7266 try { 7267 updateSharedLibrariesLPw(pkg, changingPkg); 7268 } catch (PackageManagerException e) { 7269 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7270 } 7271 } 7272 } 7273 return res; 7274 } 7275 7276 /** 7277 * Derive the value of the {@code cpuAbiOverride} based on the provided 7278 * value and an optional stored value from the package settings. 7279 */ 7280 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7281 String cpuAbiOverride = null; 7282 7283 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7284 cpuAbiOverride = null; 7285 } else if (abiOverride != null) { 7286 cpuAbiOverride = abiOverride; 7287 } else if (settings != null) { 7288 cpuAbiOverride = settings.cpuAbiOverrideString; 7289 } 7290 7291 return cpuAbiOverride; 7292 } 7293 7294 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, int parseFlags, 7295 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7296 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7297 // If the package has children and this is the first dive in the function 7298 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7299 // whether all packages (parent and children) would be successfully scanned 7300 // before the actual scan since scanning mutates internal state and we want 7301 // to atomically install the package and its children. 7302 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7303 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7304 scanFlags |= SCAN_CHECK_ONLY; 7305 } 7306 } else { 7307 scanFlags &= ~SCAN_CHECK_ONLY; 7308 } 7309 7310 final PackageParser.Package scannedPkg; 7311 try { 7312 // Scan the parent 7313 scannedPkg = scanPackageLI(pkg, parseFlags, scanFlags, currentTime, user); 7314 // Scan the children 7315 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7316 for (int i = 0; i < childCount; i++) { 7317 PackageParser.Package childPkg = pkg.childPackages.get(i); 7318 scanPackageLI(childPkg, parseFlags, 7319 scanFlags, currentTime, user); 7320 } 7321 } finally { 7322 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7323 } 7324 7325 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7326 return scanPackageTracedLI(pkg, parseFlags, scanFlags, currentTime, user); 7327 } 7328 7329 return scannedPkg; 7330 } 7331 7332 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, int parseFlags, 7333 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7334 boolean success = false; 7335 try { 7336 final PackageParser.Package res = scanPackageDirtyLI(pkg, parseFlags, scanFlags, 7337 currentTime, user); 7338 success = true; 7339 return res; 7340 } finally { 7341 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 7342 removeDataDirsLI(pkg.volumeUuid, pkg.packageName); 7343 } 7344 } 7345 } 7346 7347 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, int parseFlags, 7348 int scanFlags, long currentTime, UserHandle user) 7349 throws PackageManagerException { 7350 final File scanFile = new File(pkg.codePath); 7351 if (pkg.applicationInfo.getCodePath() == null || 7352 pkg.applicationInfo.getResourcePath() == null) { 7353 // Bail out. The resource and code paths haven't been set. 7354 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7355 "Code and resource paths haven't been set correctly"); 7356 } 7357 7358 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 7359 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 7360 } else { 7361 // Only allow system apps to be flagged as core apps. 7362 pkg.coreApp = false; 7363 } 7364 7365 if ((parseFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 7366 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 7367 } 7368 7369 if (mCustomResolverComponentName != null && 7370 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 7371 setUpCustomResolverActivity(pkg); 7372 } 7373 7374 if (pkg.packageName.equals("android")) { 7375 synchronized (mPackages) { 7376 if (mAndroidApplication != null) { 7377 Slog.w(TAG, "*************************************************"); 7378 Slog.w(TAG, "Core android package being redefined. Skipping."); 7379 Slog.w(TAG, " file=" + scanFile); 7380 Slog.w(TAG, "*************************************************"); 7381 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7382 "Core android package being redefined. Skipping."); 7383 } 7384 7385 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7386 // Set up information for our fall-back user intent resolution activity. 7387 mPlatformPackage = pkg; 7388 pkg.mVersionCode = mSdkVersion; 7389 mAndroidApplication = pkg.applicationInfo; 7390 7391 if (!mResolverReplaced) { 7392 mResolveActivity.applicationInfo = mAndroidApplication; 7393 mResolveActivity.name = ResolverActivity.class.getName(); 7394 mResolveActivity.packageName = mAndroidApplication.packageName; 7395 mResolveActivity.processName = "system:ui"; 7396 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 7397 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 7398 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 7399 mResolveActivity.theme = R.style.Theme_Holo_Dialog_Alert; 7400 mResolveActivity.exported = true; 7401 mResolveActivity.enabled = true; 7402 mResolveInfo.activityInfo = mResolveActivity; 7403 mResolveInfo.priority = 0; 7404 mResolveInfo.preferredOrder = 0; 7405 mResolveInfo.match = 0; 7406 mResolveComponentName = new ComponentName( 7407 mAndroidApplication.packageName, mResolveActivity.name); 7408 } 7409 } 7410 } 7411 } 7412 7413 if (DEBUG_PACKAGE_SCANNING) { 7414 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7415 Log.d(TAG, "Scanning package " + pkg.packageName); 7416 } 7417 7418 synchronized (mPackages) { 7419 if (mPackages.containsKey(pkg.packageName) 7420 || mSharedLibraries.containsKey(pkg.packageName)) { 7421 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 7422 "Application package " + pkg.packageName 7423 + " already installed. Skipping duplicate."); 7424 } 7425 7426 // If we're only installing presumed-existing packages, require that the 7427 // scanned APK is both already known and at the path previously established 7428 // for it. Previously unknown packages we pick up normally, but if we have an 7429 // a priori expectation about this package's install presence, enforce it. 7430 // With a singular exception for new system packages. When an OTA contains 7431 // a new system package, we allow the codepath to change from a system location 7432 // to the user-installed location. If we don't allow this change, any newer, 7433 // user-installed version of the application will be ignored. 7434 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 7435 if (mExpectingBetter.containsKey(pkg.packageName)) { 7436 logCriticalInfo(Log.WARN, 7437 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 7438 } else { 7439 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 7440 if (known != null) { 7441 if (DEBUG_PACKAGE_SCANNING) { 7442 Log.d(TAG, "Examining " + pkg.codePath 7443 + " and requiring known paths " + known.codePathString 7444 + " & " + known.resourcePathString); 7445 } 7446 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 7447 || !pkg.applicationInfo.getResourcePath().equals( 7448 known.resourcePathString)) { 7449 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 7450 "Application package " + pkg.packageName 7451 + " found at " + pkg.applicationInfo.getCodePath() 7452 + " but expected at " + known.codePathString 7453 + "; ignoring."); 7454 } 7455 } 7456 } 7457 } 7458 } 7459 7460 // Initialize package source and resource directories 7461 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 7462 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 7463 7464 SharedUserSetting suid = null; 7465 PackageSetting pkgSetting = null; 7466 7467 if (!isSystemApp(pkg)) { 7468 // Only system apps can use these features. 7469 pkg.mOriginalPackages = null; 7470 pkg.mRealPackage = null; 7471 pkg.mAdoptPermissions = null; 7472 } 7473 7474 // Getting the package setting may have a side-effect, so if we 7475 // are only checking if scan would succeed, stash a copy of the 7476 // old setting to restore at the end. 7477 PackageSetting nonMutatedPs = null; 7478 7479 // writer 7480 synchronized (mPackages) { 7481 if (pkg.mSharedUserId != null) { 7482 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 7483 if (suid == null) { 7484 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7485 "Creating application package " + pkg.packageName 7486 + " for shared user failed"); 7487 } 7488 if (DEBUG_PACKAGE_SCANNING) { 7489 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7490 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 7491 + "): packages=" + suid.packages); 7492 } 7493 } 7494 7495 // Check if we are renaming from an original package name. 7496 PackageSetting origPackage = null; 7497 String realName = null; 7498 if (pkg.mOriginalPackages != null) { 7499 // This package may need to be renamed to a previously 7500 // installed name. Let's check on that... 7501 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 7502 if (pkg.mOriginalPackages.contains(renamed)) { 7503 // This package had originally been installed as the 7504 // original name, and we have already taken care of 7505 // transitioning to the new one. Just update the new 7506 // one to continue using the old name. 7507 realName = pkg.mRealPackage; 7508 if (!pkg.packageName.equals(renamed)) { 7509 // Callers into this function may have already taken 7510 // care of renaming the package; only do it here if 7511 // it is not already done. 7512 pkg.setPackageName(renamed); 7513 } 7514 7515 } else { 7516 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 7517 if ((origPackage = mSettings.peekPackageLPr( 7518 pkg.mOriginalPackages.get(i))) != null) { 7519 // We do have the package already installed under its 7520 // original name... should we use it? 7521 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 7522 // New package is not compatible with original. 7523 origPackage = null; 7524 continue; 7525 } else if (origPackage.sharedUser != null) { 7526 // Make sure uid is compatible between packages. 7527 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 7528 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 7529 + " to " + pkg.packageName + ": old uid " 7530 + origPackage.sharedUser.name 7531 + " differs from " + pkg.mSharedUserId); 7532 origPackage = null; 7533 continue; 7534 } 7535 } else { 7536 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 7537 + pkg.packageName + " to old name " + origPackage.name); 7538 } 7539 break; 7540 } 7541 } 7542 } 7543 } 7544 7545 if (mTransferedPackages.contains(pkg.packageName)) { 7546 Slog.w(TAG, "Package " + pkg.packageName 7547 + " was transferred to another, but its .apk remains"); 7548 } 7549 7550 // See comments in nonMutatedPs declaration 7551 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7552 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 7553 if (foundPs != null) { 7554 nonMutatedPs = new PackageSetting(foundPs); 7555 } 7556 } 7557 7558 // Just create the setting, don't add it yet. For already existing packages 7559 // the PkgSetting exists already and doesn't have to be created. 7560 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 7561 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 7562 pkg.applicationInfo.primaryCpuAbi, 7563 pkg.applicationInfo.secondaryCpuAbi, 7564 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 7565 user, false); 7566 if (pkgSetting == null) { 7567 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 7568 "Creating application package " + pkg.packageName + " failed"); 7569 } 7570 7571 if (pkgSetting.origPackage != null) { 7572 // If we are first transitioning from an original package, 7573 // fix up the new package's name now. We need to do this after 7574 // looking up the package under its new name, so getPackageLP 7575 // can take care of fiddling things correctly. 7576 pkg.setPackageName(origPackage.name); 7577 7578 // File a report about this. 7579 String msg = "New package " + pkgSetting.realName 7580 + " renamed to replace old package " + pkgSetting.name; 7581 reportSettingsProblem(Log.WARN, msg); 7582 7583 // Make a note of it. 7584 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7585 mTransferedPackages.add(origPackage.name); 7586 } 7587 7588 // No longer need to retain this. 7589 pkgSetting.origPackage = null; 7590 } 7591 7592 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 7593 // Make a note of it. 7594 mTransferedPackages.add(pkg.packageName); 7595 } 7596 7597 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 7598 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 7599 } 7600 7601 if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7602 // Check all shared libraries and map to their actual file path. 7603 // We only do this here for apps not on a system dir, because those 7604 // are the only ones that can fail an install due to this. We 7605 // will take care of the system apps by updating all of their 7606 // library paths after the scan is done. 7607 updateSharedLibrariesLPw(pkg, null); 7608 } 7609 7610 if (mFoundPolicyFile) { 7611 SELinuxMMAC.assignSeinfoValue(pkg); 7612 } 7613 7614 pkg.applicationInfo.uid = pkgSetting.appId; 7615 pkg.mExtras = pkgSetting; 7616 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 7617 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 7618 // We just determined the app is signed correctly, so bring 7619 // over the latest parsed certs. 7620 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7621 } else { 7622 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7623 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 7624 "Package " + pkg.packageName + " upgrade keys do not match the " 7625 + "previously installed version"); 7626 } else { 7627 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7628 String msg = "System package " + pkg.packageName 7629 + " signature changed; retaining data."; 7630 reportSettingsProblem(Log.WARN, msg); 7631 } 7632 } 7633 } else { 7634 try { 7635 verifySignaturesLP(pkgSetting, pkg); 7636 // We just determined the app is signed correctly, so bring 7637 // over the latest parsed certs. 7638 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7639 } catch (PackageManagerException e) { 7640 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7641 throw e; 7642 } 7643 // The signature has changed, but this package is in the system 7644 // image... let's recover! 7645 pkgSetting.signatures.mSignatures = pkg.mSignatures; 7646 // However... if this package is part of a shared user, but it 7647 // doesn't match the signature of the shared user, let's fail. 7648 // What this means is that you can't change the signatures 7649 // associated with an overall shared user, which doesn't seem all 7650 // that unreasonable. 7651 if (pkgSetting.sharedUser != null) { 7652 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7653 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 7654 throw new PackageManagerException( 7655 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 7656 "Signature mismatch for shared user: " 7657 + pkgSetting.sharedUser); 7658 } 7659 } 7660 // File a report about this. 7661 String msg = "System package " + pkg.packageName 7662 + " signature changed; retaining data."; 7663 reportSettingsProblem(Log.WARN, msg); 7664 } 7665 } 7666 // Verify that this new package doesn't have any content providers 7667 // that conflict with existing packages. Only do this if the 7668 // package isn't already installed, since we don't want to break 7669 // things that are installed. 7670 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 7671 final int N = pkg.providers.size(); 7672 int i; 7673 for (i=0; i<N; i++) { 7674 PackageParser.Provider p = pkg.providers.get(i); 7675 if (p.info.authority != null) { 7676 String names[] = p.info.authority.split(";"); 7677 for (int j = 0; j < names.length; j++) { 7678 if (mProvidersByAuthority.containsKey(names[j])) { 7679 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 7680 final String otherPackageName = 7681 ((other != null && other.getComponentName() != null) ? 7682 other.getComponentName().getPackageName() : "?"); 7683 throw new PackageManagerException( 7684 INSTALL_FAILED_CONFLICTING_PROVIDER, 7685 "Can't install because provider name " + names[j] 7686 + " (in package " + pkg.applicationInfo.packageName 7687 + ") is already used by " + otherPackageName); 7688 } 7689 } 7690 } 7691 } 7692 } 7693 7694 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 7695 // This package wants to adopt ownership of permissions from 7696 // another package. 7697 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 7698 final String origName = pkg.mAdoptPermissions.get(i); 7699 final PackageSetting orig = mSettings.peekPackageLPr(origName); 7700 if (orig != null) { 7701 if (verifyPackageUpdateLPr(orig, pkg)) { 7702 Slog.i(TAG, "Adopting permissions from " + origName + " to " 7703 + pkg.packageName); 7704 mSettings.transferPermissionsLPw(origName, pkg.packageName); 7705 } 7706 } 7707 } 7708 } 7709 } 7710 7711 final String pkgName = pkg.packageName; 7712 7713 final long scanFileTime = scanFile.lastModified(); 7714 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 7715 pkg.applicationInfo.processName = fixProcessName( 7716 pkg.applicationInfo.packageName, 7717 pkg.applicationInfo.processName, 7718 pkg.applicationInfo.uid); 7719 7720 if (pkg != mPlatformPackage) { 7721 // Get all of our default paths setup 7722 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 7723 } 7724 7725 final String path = scanFile.getPath(); 7726 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 7727 7728 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 7729 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 7730 7731 // Some system apps still use directory structure for native libraries 7732 // in which case we might end up not detecting abi solely based on apk 7733 // structure. Try to detect abi based on directory structure. 7734 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 7735 pkg.applicationInfo.primaryCpuAbi == null) { 7736 setBundledAppAbisAndRoots(pkg, pkgSetting); 7737 setNativeLibraryPaths(pkg); 7738 } 7739 7740 } else { 7741 if ((scanFlags & SCAN_MOVE) != 0) { 7742 // We haven't run dex-opt for this move (since we've moved the compiled output too) 7743 // but we already have this packages package info in the PackageSetting. We just 7744 // use that and derive the native library path based on the new codepath. 7745 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 7746 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 7747 } 7748 7749 // Set native library paths again. For moves, the path will be updated based on the 7750 // ABIs we've determined above. For non-moves, the path will be updated based on the 7751 // ABIs we determined during compilation, but the path will depend on the final 7752 // package path (after the rename away from the stage path). 7753 setNativeLibraryPaths(pkg); 7754 } 7755 7756 // This is a special case for the "system" package, where the ABI is 7757 // dictated by the zygote configuration (and init.rc). We should keep track 7758 // of this ABI so that we can deal with "normal" applications that run under 7759 // the same UID correctly. 7760 if (mPlatformPackage == pkg) { 7761 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 7762 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 7763 } 7764 7765 // If there's a mismatch between the abi-override in the package setting 7766 // and the abiOverride specified for the install. Warn about this because we 7767 // would've already compiled the app without taking the package setting into 7768 // account. 7769 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 7770 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 7771 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 7772 " for package " + pkg.packageName); 7773 } 7774 } 7775 7776 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 7777 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 7778 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 7779 7780 // Copy the derived override back to the parsed package, so that we can 7781 // update the package settings accordingly. 7782 pkg.cpuAbiOverride = cpuAbiOverride; 7783 7784 if (DEBUG_ABI_SELECTION) { 7785 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 7786 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 7787 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 7788 } 7789 7790 // Push the derived path down into PackageSettings so we know what to 7791 // clean up at uninstall time. 7792 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 7793 7794 if (DEBUG_ABI_SELECTION) { 7795 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 7796 " primary=" + pkg.applicationInfo.primaryCpuAbi + 7797 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 7798 } 7799 7800 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 7801 // We don't do this here during boot because we can do it all 7802 // at once after scanning all existing packages. 7803 // 7804 // We also do this *before* we perform dexopt on this package, so that 7805 // we can avoid redundant dexopts, and also to make sure we've got the 7806 // code and package path correct. 7807 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 7808 pkg, true /* boot complete */); 7809 } 7810 7811 if (mFactoryTest && pkg.requestedPermissions.contains( 7812 android.Manifest.permission.FACTORY_TEST)) { 7813 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 7814 } 7815 7816 ArrayList<PackageParser.Package> clientLibPkgs = null; 7817 7818 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7819 if (nonMutatedPs != null) { 7820 synchronized (mPackages) { 7821 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 7822 } 7823 } 7824 return pkg; 7825 } 7826 7827 // Only privileged apps and updated privileged apps can add child packages. 7828 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 7829 if ((parseFlags & PARSE_IS_PRIVILEGED) == 0) { 7830 throw new PackageManagerException("Only privileged apps and updated " 7831 + "privileged apps can add child packages. Ignoring package " 7832 + pkg.packageName); 7833 } 7834 final int childCount = pkg.childPackages.size(); 7835 for (int i = 0; i < childCount; i++) { 7836 PackageParser.Package childPkg = pkg.childPackages.get(i); 7837 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 7838 childPkg.packageName)) { 7839 throw new PackageManagerException("Cannot override a child package of " 7840 + "another disabled system app. Ignoring package " + pkg.packageName); 7841 } 7842 } 7843 } 7844 7845 // writer 7846 synchronized (mPackages) { 7847 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 7848 // Only system apps can add new shared libraries. 7849 if (pkg.libraryNames != null) { 7850 for (int i=0; i<pkg.libraryNames.size(); i++) { 7851 String name = pkg.libraryNames.get(i); 7852 boolean allowed = false; 7853 if (pkg.isUpdatedSystemApp()) { 7854 // New library entries can only be added through the 7855 // system image. This is important to get rid of a lot 7856 // of nasty edge cases: for example if we allowed a non- 7857 // system update of the app to add a library, then uninstalling 7858 // the update would make the library go away, and assumptions 7859 // we made such as through app install filtering would now 7860 // have allowed apps on the device which aren't compatible 7861 // with it. Better to just have the restriction here, be 7862 // conservative, and create many fewer cases that can negatively 7863 // impact the user experience. 7864 final PackageSetting sysPs = mSettings 7865 .getDisabledSystemPkgLPr(pkg.packageName); 7866 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 7867 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 7868 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 7869 allowed = true; 7870 break; 7871 } 7872 } 7873 } 7874 } else { 7875 allowed = true; 7876 } 7877 if (allowed) { 7878 if (!mSharedLibraries.containsKey(name)) { 7879 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 7880 } else if (!name.equals(pkg.packageName)) { 7881 Slog.w(TAG, "Package " + pkg.packageName + " library " 7882 + name + " already exists; skipping"); 7883 } 7884 } else { 7885 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 7886 + name + " that is not declared on system image; skipping"); 7887 } 7888 } 7889 if ((scanFlags & SCAN_BOOTING) == 0) { 7890 // If we are not booting, we need to update any applications 7891 // that are clients of our shared library. If we are booting, 7892 // this will all be done once the scan is complete. 7893 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 7894 } 7895 } 7896 } 7897 } 7898 7899 // Request the ActivityManager to kill the process(only for existing packages) 7900 // so that we do not end up in a confused state while the user is still using the older 7901 // version of the application while the new one gets installed. 7902 if ((scanFlags & SCAN_REPLACING) != 0) { 7903 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "killApplication"); 7904 7905 killApplication(pkg.applicationInfo.packageName, 7906 pkg.applicationInfo.uid, "replace pkg"); 7907 7908 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7909 } 7910 7911 // Also need to kill any apps that are dependent on the library. 7912 if (clientLibPkgs != null) { 7913 for (int i=0; i<clientLibPkgs.size(); i++) { 7914 PackageParser.Package clientPkg = clientLibPkgs.get(i); 7915 killApplication(clientPkg.applicationInfo.packageName, 7916 clientPkg.applicationInfo.uid, "update lib"); 7917 } 7918 } 7919 7920 // Make sure we're not adding any bogus keyset info 7921 KeySetManagerService ksms = mSettings.mKeySetManagerService; 7922 ksms.assertScannedPackageValid(pkg); 7923 7924 // writer 7925 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 7926 7927 boolean createIdmapFailed = false; 7928 synchronized (mPackages) { 7929 // We don't expect installation to fail beyond this point 7930 7931 // Add the new setting to mSettings 7932 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 7933 // Add the new setting to mPackages 7934 mPackages.put(pkg.applicationInfo.packageName, pkg); 7935 // Make sure we don't accidentally delete its data. 7936 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 7937 while (iter.hasNext()) { 7938 PackageCleanItem item = iter.next(); 7939 if (pkgName.equals(item.packageName)) { 7940 iter.remove(); 7941 } 7942 } 7943 7944 // Take care of first install / last update times. 7945 if (currentTime != 0) { 7946 if (pkgSetting.firstInstallTime == 0) { 7947 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 7948 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 7949 pkgSetting.lastUpdateTime = currentTime; 7950 } 7951 } else if (pkgSetting.firstInstallTime == 0) { 7952 // We need *something*. Take time time stamp of the file. 7953 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 7954 } else if ((parseFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 7955 if (scanFileTime != pkgSetting.timeStamp) { 7956 // A package on the system image has changed; consider this 7957 // to be an update. 7958 pkgSetting.lastUpdateTime = scanFileTime; 7959 } 7960 } 7961 7962 // Add the package's KeySets to the global KeySetManagerService 7963 ksms.addScannedPackageLPw(pkg); 7964 7965 int N = pkg.providers.size(); 7966 StringBuilder r = null; 7967 int i; 7968 for (i=0; i<N; i++) { 7969 PackageParser.Provider p = pkg.providers.get(i); 7970 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 7971 p.info.processName, pkg.applicationInfo.uid); 7972 mProviders.addProvider(p); 7973 p.syncable = p.info.isSyncable; 7974 if (p.info.authority != null) { 7975 String names[] = p.info.authority.split(";"); 7976 p.info.authority = null; 7977 for (int j = 0; j < names.length; j++) { 7978 if (j == 1 && p.syncable) { 7979 // We only want the first authority for a provider to possibly be 7980 // syncable, so if we already added this provider using a different 7981 // authority clear the syncable flag. We copy the provider before 7982 // changing it because the mProviders object contains a reference 7983 // to a provider that we don't want to change. 7984 // Only do this for the second authority since the resulting provider 7985 // object can be the same for all future authorities for this provider. 7986 p = new PackageParser.Provider(p); 7987 p.syncable = false; 7988 } 7989 if (!mProvidersByAuthority.containsKey(names[j])) { 7990 mProvidersByAuthority.put(names[j], p); 7991 if (p.info.authority == null) { 7992 p.info.authority = names[j]; 7993 } else { 7994 p.info.authority = p.info.authority + ";" + names[j]; 7995 } 7996 if (DEBUG_PACKAGE_SCANNING) { 7997 if ((parseFlags & PackageParser.PARSE_CHATTY) != 0) 7998 Log.d(TAG, "Registered content provider: " + names[j] 7999 + ", className = " + p.info.name + ", isSyncable = " 8000 + p.info.isSyncable); 8001 } 8002 } else { 8003 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8004 Slog.w(TAG, "Skipping provider name " + names[j] + 8005 " (in package " + pkg.applicationInfo.packageName + 8006 "): name already used by " 8007 + ((other != null && other.getComponentName() != null) 8008 ? other.getComponentName().getPackageName() : "?")); 8009 } 8010 } 8011 } 8012 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8013 if (r == null) { 8014 r = new StringBuilder(256); 8015 } else { 8016 r.append(' '); 8017 } 8018 r.append(p.info.name); 8019 } 8020 } 8021 if (r != null) { 8022 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 8023 } 8024 8025 N = pkg.services.size(); 8026 r = null; 8027 for (i=0; i<N; i++) { 8028 PackageParser.Service s = pkg.services.get(i); 8029 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 8030 s.info.processName, pkg.applicationInfo.uid); 8031 mServices.addService(s); 8032 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8033 if (r == null) { 8034 r = new StringBuilder(256); 8035 } else { 8036 r.append(' '); 8037 } 8038 r.append(s.info.name); 8039 } 8040 } 8041 if (r != null) { 8042 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 8043 } 8044 8045 N = pkg.receivers.size(); 8046 r = null; 8047 for (i=0; i<N; i++) { 8048 PackageParser.Activity a = pkg.receivers.get(i); 8049 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8050 a.info.processName, pkg.applicationInfo.uid); 8051 mReceivers.addActivity(a, "receiver"); 8052 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8053 if (r == null) { 8054 r = new StringBuilder(256); 8055 } else { 8056 r.append(' '); 8057 } 8058 r.append(a.info.name); 8059 } 8060 } 8061 if (r != null) { 8062 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 8063 } 8064 8065 N = pkg.activities.size(); 8066 r = null; 8067 for (i=0; i<N; i++) { 8068 PackageParser.Activity a = pkg.activities.get(i); 8069 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8070 a.info.processName, pkg.applicationInfo.uid); 8071 mActivities.addActivity(a, "activity"); 8072 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8073 if (r == null) { 8074 r = new StringBuilder(256); 8075 } else { 8076 r.append(' '); 8077 } 8078 r.append(a.info.name); 8079 } 8080 } 8081 if (r != null) { 8082 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8083 } 8084 8085 N = pkg.permissionGroups.size(); 8086 r = null; 8087 for (i=0; i<N; i++) { 8088 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8089 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8090 if (cur == null) { 8091 mPermissionGroups.put(pg.info.name, pg); 8092 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8093 if (r == null) { 8094 r = new StringBuilder(256); 8095 } else { 8096 r.append(' '); 8097 } 8098 r.append(pg.info.name); 8099 } 8100 } else { 8101 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8102 + pg.info.packageName + " ignored: original from " 8103 + cur.info.packageName); 8104 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8105 if (r == null) { 8106 r = new StringBuilder(256); 8107 } else { 8108 r.append(' '); 8109 } 8110 r.append("DUP:"); 8111 r.append(pg.info.name); 8112 } 8113 } 8114 } 8115 if (r != null) { 8116 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8117 } 8118 8119 N = pkg.permissions.size(); 8120 r = null; 8121 for (i=0; i<N; i++) { 8122 PackageParser.Permission p = pkg.permissions.get(i); 8123 8124 // Assume by default that we did not install this permission into the system. 8125 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8126 8127 // Now that permission groups have a special meaning, we ignore permission 8128 // groups for legacy apps to prevent unexpected behavior. In particular, 8129 // permissions for one app being granted to someone just becase they happen 8130 // to be in a group defined by another app (before this had no implications). 8131 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8132 p.group = mPermissionGroups.get(p.info.group); 8133 // Warn for a permission in an unknown group. 8134 if (p.info.group != null && p.group == null) { 8135 Slog.w(TAG, "Permission " + p.info.name + " from package " 8136 + p.info.packageName + " in an unknown group " + p.info.group); 8137 } 8138 } 8139 8140 ArrayMap<String, BasePermission> permissionMap = 8141 p.tree ? mSettings.mPermissionTrees 8142 : mSettings.mPermissions; 8143 BasePermission bp = permissionMap.get(p.info.name); 8144 8145 // Allow system apps to redefine non-system permissions 8146 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8147 final boolean currentOwnerIsSystem = (bp.perm != null 8148 && isSystemApp(bp.perm.owner)); 8149 if (isSystemApp(p.owner)) { 8150 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8151 // It's a built-in permission and no owner, take ownership now 8152 bp.packageSetting = pkgSetting; 8153 bp.perm = p; 8154 bp.uid = pkg.applicationInfo.uid; 8155 bp.sourcePackage = p.info.packageName; 8156 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8157 } else if (!currentOwnerIsSystem) { 8158 String msg = "New decl " + p.owner + " of permission " 8159 + p.info.name + " is system; overriding " + bp.sourcePackage; 8160 reportSettingsProblem(Log.WARN, msg); 8161 bp = null; 8162 } 8163 } 8164 } 8165 8166 if (bp == null) { 8167 bp = new BasePermission(p.info.name, p.info.packageName, 8168 BasePermission.TYPE_NORMAL); 8169 permissionMap.put(p.info.name, bp); 8170 } 8171 8172 if (bp.perm == null) { 8173 if (bp.sourcePackage == null 8174 || bp.sourcePackage.equals(p.info.packageName)) { 8175 BasePermission tree = findPermissionTreeLP(p.info.name); 8176 if (tree == null 8177 || tree.sourcePackage.equals(p.info.packageName)) { 8178 bp.packageSetting = pkgSetting; 8179 bp.perm = p; 8180 bp.uid = pkg.applicationInfo.uid; 8181 bp.sourcePackage = p.info.packageName; 8182 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8183 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8184 if (r == null) { 8185 r = new StringBuilder(256); 8186 } else { 8187 r.append(' '); 8188 } 8189 r.append(p.info.name); 8190 } 8191 } else { 8192 Slog.w(TAG, "Permission " + p.info.name + " from package " 8193 + p.info.packageName + " ignored: base tree " 8194 + tree.name + " is from package " 8195 + tree.sourcePackage); 8196 } 8197 } else { 8198 Slog.w(TAG, "Permission " + p.info.name + " from package " 8199 + p.info.packageName + " ignored: original from " 8200 + bp.sourcePackage); 8201 } 8202 } else if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8203 if (r == null) { 8204 r = new StringBuilder(256); 8205 } else { 8206 r.append(' '); 8207 } 8208 r.append("DUP:"); 8209 r.append(p.info.name); 8210 } 8211 if (bp.perm == p) { 8212 bp.protectionLevel = p.info.protectionLevel; 8213 } 8214 } 8215 8216 if (r != null) { 8217 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8218 } 8219 8220 N = pkg.instrumentation.size(); 8221 r = null; 8222 for (i=0; i<N; i++) { 8223 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8224 a.info.packageName = pkg.applicationInfo.packageName; 8225 a.info.sourceDir = pkg.applicationInfo.sourceDir; 8226 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 8227 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 8228 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 8229 a.info.dataDir = pkg.applicationInfo.dataDir; 8230 a.info.deviceEncryptedDataDir = pkg.applicationInfo.deviceEncryptedDataDir; 8231 a.info.credentialEncryptedDataDir = pkg.applicationInfo.credentialEncryptedDataDir; 8232 8233 // TODO: Update instrumentation.nativeLibraryDir as well ? Does it 8234 // need other information about the application, like the ABI and what not ? 8235 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 8236 mInstrumentation.put(a.getComponentName(), a); 8237 if ((parseFlags&PackageParser.PARSE_CHATTY) != 0) { 8238 if (r == null) { 8239 r = new StringBuilder(256); 8240 } else { 8241 r.append(' '); 8242 } 8243 r.append(a.info.name); 8244 } 8245 } 8246 if (r != null) { 8247 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 8248 } 8249 8250 if (pkg.protectedBroadcasts != null) { 8251 N = pkg.protectedBroadcasts.size(); 8252 for (i=0; i<N; i++) { 8253 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 8254 } 8255 } 8256 8257 pkgSetting.setTimeStamp(scanFileTime); 8258 8259 // Create idmap files for pairs of (packages, overlay packages). 8260 // Note: "android", ie framework-res.apk, is handled by native layers. 8261 if (pkg.mOverlayTarget != null) { 8262 // This is an overlay package. 8263 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 8264 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 8265 mOverlays.put(pkg.mOverlayTarget, 8266 new ArrayMap<String, PackageParser.Package>()); 8267 } 8268 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 8269 map.put(pkg.packageName, pkg); 8270 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 8271 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 8272 createIdmapFailed = true; 8273 } 8274 } 8275 } else if (mOverlays.containsKey(pkg.packageName) && 8276 !pkg.packageName.equals("android")) { 8277 // This is a regular package, with one or more known overlay packages. 8278 createIdmapsForPackageLI(pkg); 8279 } 8280 } 8281 8282 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8283 8284 if (createIdmapFailed) { 8285 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8286 "scanPackageLI failed to createIdmap"); 8287 } 8288 return pkg; 8289 } 8290 8291 /** 8292 * Derive the ABI of a non-system package located at {@code scanFile}. This information 8293 * is derived purely on the basis of the contents of {@code scanFile} and 8294 * {@code cpuAbiOverride}. 8295 * 8296 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 8297 */ 8298 private void derivePackageAbi(PackageParser.Package pkg, File scanFile, 8299 String cpuAbiOverride, boolean extractLibs) 8300 throws PackageManagerException { 8301 // TODO: We can probably be smarter about this stuff. For installed apps, 8302 // we can calculate this information at install time once and for all. For 8303 // system apps, we can probably assume that this information doesn't change 8304 // after the first boot scan. As things stand, we do lots of unnecessary work. 8305 8306 // Give ourselves some initial paths; we'll come back for another 8307 // pass once we've determined ABI below. 8308 setNativeLibraryPaths(pkg); 8309 8310 // We would never need to extract libs for forward-locked and external packages, 8311 // since the container service will do it for us. We shouldn't attempt to 8312 // extract libs from system app when it was not updated. 8313 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 8314 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 8315 extractLibs = false; 8316 } 8317 8318 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 8319 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 8320 8321 NativeLibraryHelper.Handle handle = null; 8322 try { 8323 handle = NativeLibraryHelper.Handle.create(pkg); 8324 // TODO(multiArch): This can be null for apps that didn't go through the 8325 // usual installation process. We can calculate it again, like we 8326 // do during install time. 8327 // 8328 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 8329 // unnecessary. 8330 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 8331 8332 // Null out the abis so that they can be recalculated. 8333 pkg.applicationInfo.primaryCpuAbi = null; 8334 pkg.applicationInfo.secondaryCpuAbi = null; 8335 if (isMultiArch(pkg.applicationInfo)) { 8336 // Warn if we've set an abiOverride for multi-lib packages.. 8337 // By definition, we need to copy both 32 and 64 bit libraries for 8338 // such packages. 8339 if (pkg.cpuAbiOverride != null 8340 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 8341 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 8342 } 8343 8344 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 8345 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 8346 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 8347 if (extractLibs) { 8348 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8349 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 8350 useIsaSpecificSubdirs); 8351 } else { 8352 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 8353 } 8354 } 8355 8356 maybeThrowExceptionForMultiArchCopy( 8357 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 8358 8359 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 8360 if (extractLibs) { 8361 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8362 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 8363 useIsaSpecificSubdirs); 8364 } else { 8365 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 8366 } 8367 } 8368 8369 maybeThrowExceptionForMultiArchCopy( 8370 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 8371 8372 if (abi64 >= 0) { 8373 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 8374 } 8375 8376 if (abi32 >= 0) { 8377 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 8378 if (abi64 >= 0) { 8379 if (cpuAbiOverride == null && pkg.use32bitAbi) { 8380 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 8381 pkg.applicationInfo.primaryCpuAbi = abi; 8382 } else { 8383 pkg.applicationInfo.secondaryCpuAbi = abi; 8384 } 8385 } else { 8386 pkg.applicationInfo.primaryCpuAbi = abi; 8387 } 8388 } 8389 8390 } else { 8391 String[] abiList = (cpuAbiOverride != null) ? 8392 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 8393 8394 // Enable gross and lame hacks for apps that are built with old 8395 // SDK tools. We must scan their APKs for renderscript bitcode and 8396 // not launch them if it's present. Don't bother checking on devices 8397 // that don't have 64 bit support. 8398 boolean needsRenderScriptOverride = false; 8399 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 8400 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 8401 abiList = Build.SUPPORTED_32_BIT_ABIS; 8402 needsRenderScriptOverride = true; 8403 } 8404 8405 final int copyRet; 8406 if (extractLibs) { 8407 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 8408 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 8409 } else { 8410 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 8411 } 8412 8413 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 8414 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 8415 "Error unpackaging native libs for app, errorCode=" + copyRet); 8416 } 8417 8418 if (copyRet >= 0) { 8419 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 8420 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 8421 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 8422 } else if (needsRenderScriptOverride) { 8423 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 8424 } 8425 } 8426 } catch (IOException ioe) { 8427 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 8428 } finally { 8429 IoUtils.closeQuietly(handle); 8430 } 8431 8432 // Now that we've calculated the ABIs and determined if it's an internal app, 8433 // we will go ahead and populate the nativeLibraryPath. 8434 setNativeLibraryPaths(pkg); 8435 } 8436 8437 /** 8438 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 8439 * i.e, so that all packages can be run inside a single process if required. 8440 * 8441 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 8442 * this function will either try and make the ABI for all packages in {@code packagesForUser} 8443 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 8444 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 8445 * updating a package that belongs to a shared user. 8446 * 8447 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 8448 * adds unnecessary complexity. 8449 */ 8450 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 8451 PackageParser.Package scannedPackage, boolean bootComplete) { 8452 String requiredInstructionSet = null; 8453 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 8454 requiredInstructionSet = VMRuntime.getInstructionSet( 8455 scannedPackage.applicationInfo.primaryCpuAbi); 8456 } 8457 8458 PackageSetting requirer = null; 8459 for (PackageSetting ps : packagesForUser) { 8460 // If packagesForUser contains scannedPackage, we skip it. This will happen 8461 // when scannedPackage is an update of an existing package. Without this check, 8462 // we will never be able to change the ABI of any package belonging to a shared 8463 // user, even if it's compatible with other packages. 8464 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8465 if (ps.primaryCpuAbiString == null) { 8466 continue; 8467 } 8468 8469 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 8470 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 8471 // We have a mismatch between instruction sets (say arm vs arm64) warn about 8472 // this but there's not much we can do. 8473 String errorMessage = "Instruction set mismatch, " 8474 + ((requirer == null) ? "[caller]" : requirer) 8475 + " requires " + requiredInstructionSet + " whereas " + ps 8476 + " requires " + instructionSet; 8477 Slog.w(TAG, errorMessage); 8478 } 8479 8480 if (requiredInstructionSet == null) { 8481 requiredInstructionSet = instructionSet; 8482 requirer = ps; 8483 } 8484 } 8485 } 8486 8487 if (requiredInstructionSet != null) { 8488 String adjustedAbi; 8489 if (requirer != null) { 8490 // requirer != null implies that either scannedPackage was null or that scannedPackage 8491 // did not require an ABI, in which case we have to adjust scannedPackage to match 8492 // the ABI of the set (which is the same as requirer's ABI) 8493 adjustedAbi = requirer.primaryCpuAbiString; 8494 if (scannedPackage != null) { 8495 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 8496 } 8497 } else { 8498 // requirer == null implies that we're updating all ABIs in the set to 8499 // match scannedPackage. 8500 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 8501 } 8502 8503 for (PackageSetting ps : packagesForUser) { 8504 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 8505 if (ps.primaryCpuAbiString != null) { 8506 continue; 8507 } 8508 8509 ps.primaryCpuAbiString = adjustedAbi; 8510 if (ps.pkg != null && ps.pkg.applicationInfo != null && 8511 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 8512 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 8513 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 8514 + " (requirer=" 8515 + (requirer == null ? "null" : requirer.pkg.packageName) 8516 + ", scannedPackage=" 8517 + (scannedPackage != null ? scannedPackage.packageName : "null") 8518 + ")"); 8519 try { 8520 mInstaller.rmdex(ps.codePathString, 8521 getDexCodeInstructionSet(getPreferredInstructionSet())); 8522 } catch (InstallerException ignored) { 8523 } 8524 } 8525 } 8526 } 8527 } 8528 } 8529 8530 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 8531 synchronized (mPackages) { 8532 mResolverReplaced = true; 8533 // Set up information for custom user intent resolution activity. 8534 mResolveActivity.applicationInfo = pkg.applicationInfo; 8535 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 8536 mResolveActivity.packageName = pkg.applicationInfo.packageName; 8537 mResolveActivity.processName = pkg.applicationInfo.packageName; 8538 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8539 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8540 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8541 mResolveActivity.theme = 0; 8542 mResolveActivity.exported = true; 8543 mResolveActivity.enabled = true; 8544 mResolveInfo.activityInfo = mResolveActivity; 8545 mResolveInfo.priority = 0; 8546 mResolveInfo.preferredOrder = 0; 8547 mResolveInfo.match = 0; 8548 mResolveComponentName = mCustomResolverComponentName; 8549 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 8550 mResolveComponentName); 8551 } 8552 } 8553 8554 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 8555 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 8556 8557 // Set up information for ephemeral installer activity 8558 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 8559 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 8560 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 8561 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 8562 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8563 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 8564 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 8565 mEphemeralInstallerActivity.theme = 0; 8566 mEphemeralInstallerActivity.exported = true; 8567 mEphemeralInstallerActivity.enabled = true; 8568 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 8569 mEphemeralInstallerInfo.priority = 0; 8570 mEphemeralInstallerInfo.preferredOrder = 0; 8571 mEphemeralInstallerInfo.match = 0; 8572 8573 if (DEBUG_EPHEMERAL) { 8574 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 8575 } 8576 } 8577 8578 private static String calculateBundledApkRoot(final String codePathString) { 8579 final File codePath = new File(codePathString); 8580 final File codeRoot; 8581 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 8582 codeRoot = Environment.getRootDirectory(); 8583 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 8584 codeRoot = Environment.getOemDirectory(); 8585 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 8586 codeRoot = Environment.getVendorDirectory(); 8587 } else { 8588 // Unrecognized code path; take its top real segment as the apk root: 8589 // e.g. /something/app/blah.apk => /something 8590 try { 8591 File f = codePath.getCanonicalFile(); 8592 File parent = f.getParentFile(); // non-null because codePath is a file 8593 File tmp; 8594 while ((tmp = parent.getParentFile()) != null) { 8595 f = parent; 8596 parent = tmp; 8597 } 8598 codeRoot = f; 8599 Slog.w(TAG, "Unrecognized code path " 8600 + codePath + " - using " + codeRoot); 8601 } catch (IOException e) { 8602 // Can't canonicalize the code path -- shenanigans? 8603 Slog.w(TAG, "Can't canonicalize code path " + codePath); 8604 return Environment.getRootDirectory().getPath(); 8605 } 8606 } 8607 return codeRoot.getPath(); 8608 } 8609 8610 /** 8611 * Derive and set the location of native libraries for the given package, 8612 * which varies depending on where and how the package was installed. 8613 */ 8614 private void setNativeLibraryPaths(PackageParser.Package pkg) { 8615 final ApplicationInfo info = pkg.applicationInfo; 8616 final String codePath = pkg.codePath; 8617 final File codeFile = new File(codePath); 8618 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 8619 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 8620 8621 info.nativeLibraryRootDir = null; 8622 info.nativeLibraryRootRequiresIsa = false; 8623 info.nativeLibraryDir = null; 8624 info.secondaryNativeLibraryDir = null; 8625 8626 if (isApkFile(codeFile)) { 8627 // Monolithic install 8628 if (bundledApp) { 8629 // If "/system/lib64/apkname" exists, assume that is the per-package 8630 // native library directory to use; otherwise use "/system/lib/apkname". 8631 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 8632 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 8633 getPrimaryInstructionSet(info)); 8634 8635 // This is a bundled system app so choose the path based on the ABI. 8636 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 8637 // is just the default path. 8638 final String apkName = deriveCodePathName(codePath); 8639 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 8640 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 8641 apkName).getAbsolutePath(); 8642 8643 if (info.secondaryCpuAbi != null) { 8644 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 8645 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 8646 secondaryLibDir, apkName).getAbsolutePath(); 8647 } 8648 } else if (asecApp) { 8649 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 8650 .getAbsolutePath(); 8651 } else { 8652 final String apkName = deriveCodePathName(codePath); 8653 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 8654 .getAbsolutePath(); 8655 } 8656 8657 info.nativeLibraryRootRequiresIsa = false; 8658 info.nativeLibraryDir = info.nativeLibraryRootDir; 8659 } else { 8660 // Cluster install 8661 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 8662 info.nativeLibraryRootRequiresIsa = true; 8663 8664 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 8665 getPrimaryInstructionSet(info)).getAbsolutePath(); 8666 8667 if (info.secondaryCpuAbi != null) { 8668 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 8669 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 8670 } 8671 } 8672 } 8673 8674 /** 8675 * Calculate the abis and roots for a bundled app. These can uniquely 8676 * be determined from the contents of the system partition, i.e whether 8677 * it contains 64 or 32 bit shared libraries etc. We do not validate any 8678 * of this information, and instead assume that the system was built 8679 * sensibly. 8680 */ 8681 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 8682 PackageSetting pkgSetting) { 8683 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 8684 8685 // If "/system/lib64/apkname" exists, assume that is the per-package 8686 // native library directory to use; otherwise use "/system/lib/apkname". 8687 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 8688 setBundledAppAbi(pkg, apkRoot, apkName); 8689 // pkgSetting might be null during rescan following uninstall of updates 8690 // to a bundled app, so accommodate that possibility. The settings in 8691 // that case will be established later from the parsed package. 8692 // 8693 // If the settings aren't null, sync them up with what we've just derived. 8694 // note that apkRoot isn't stored in the package settings. 8695 if (pkgSetting != null) { 8696 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8697 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8698 } 8699 } 8700 8701 /** 8702 * Deduces the ABI of a bundled app and sets the relevant fields on the 8703 * parsed pkg object. 8704 * 8705 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 8706 * under which system libraries are installed. 8707 * @param apkName the name of the installed package. 8708 */ 8709 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 8710 final File codeFile = new File(pkg.codePath); 8711 8712 final boolean has64BitLibs; 8713 final boolean has32BitLibs; 8714 if (isApkFile(codeFile)) { 8715 // Monolithic install 8716 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 8717 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 8718 } else { 8719 // Cluster install 8720 final File rootDir = new File(codeFile, LIB_DIR_NAME); 8721 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 8722 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 8723 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 8724 has64BitLibs = (new File(rootDir, isa)).exists(); 8725 } else { 8726 has64BitLibs = false; 8727 } 8728 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 8729 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 8730 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 8731 has32BitLibs = (new File(rootDir, isa)).exists(); 8732 } else { 8733 has32BitLibs = false; 8734 } 8735 } 8736 8737 if (has64BitLibs && !has32BitLibs) { 8738 // The package has 64 bit libs, but not 32 bit libs. Its primary 8739 // ABI should be 64 bit. We can safely assume here that the bundled 8740 // native libraries correspond to the most preferred ABI in the list. 8741 8742 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8743 pkg.applicationInfo.secondaryCpuAbi = null; 8744 } else if (has32BitLibs && !has64BitLibs) { 8745 // The package has 32 bit libs but not 64 bit libs. Its primary 8746 // ABI should be 32 bit. 8747 8748 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8749 pkg.applicationInfo.secondaryCpuAbi = null; 8750 } else if (has32BitLibs && has64BitLibs) { 8751 // The application has both 64 and 32 bit bundled libraries. We check 8752 // here that the app declares multiArch support, and warn if it doesn't. 8753 // 8754 // We will be lenient here and record both ABIs. The primary will be the 8755 // ABI that's higher on the list, i.e, a device that's configured to prefer 8756 // 64 bit apps will see a 64 bit primary ABI, 8757 8758 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 8759 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 8760 } 8761 8762 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 8763 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8764 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8765 } else { 8766 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 8767 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 8768 } 8769 } else { 8770 pkg.applicationInfo.primaryCpuAbi = null; 8771 pkg.applicationInfo.secondaryCpuAbi = null; 8772 } 8773 } 8774 8775 private void killPackage(PackageParser.Package pkg, String reason) { 8776 // Kill the parent package 8777 killApplication(pkg.packageName, pkg.applicationInfo.uid, reason); 8778 // Kill the child packages 8779 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8780 for (int i = 0; i < childCount; i++) { 8781 PackageParser.Package childPkg = pkg.childPackages.get(i); 8782 killApplication(childPkg.packageName, childPkg.applicationInfo.uid, reason); 8783 } 8784 } 8785 8786 private void killApplication(String pkgName, int appId, String reason) { 8787 // Request the ActivityManager to kill the process(only for existing packages) 8788 // so that we do not end up in a confused state while the user is still using the older 8789 // version of the application while the new one gets installed. 8790 IActivityManager am = ActivityManagerNative.getDefault(); 8791 if (am != null) { 8792 try { 8793 am.killApplicationWithAppId(pkgName, appId, reason); 8794 } catch (RemoteException e) { 8795 } 8796 } 8797 } 8798 8799 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 8800 // Remove the parent package setting 8801 PackageSetting ps = (PackageSetting) pkg.mExtras; 8802 if (ps != null) { 8803 removePackageLI(ps, chatty); 8804 } 8805 // Remove the child package setting 8806 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8807 for (int i = 0; i < childCount; i++) { 8808 PackageParser.Package childPkg = pkg.childPackages.get(i); 8809 ps = (PackageSetting) childPkg.mExtras; 8810 if (ps != null) { 8811 removePackageLI(ps, chatty); 8812 } 8813 } 8814 } 8815 8816 void removePackageLI(PackageSetting ps, boolean chatty) { 8817 if (DEBUG_INSTALL) { 8818 if (chatty) 8819 Log.d(TAG, "Removing package " + ps.name); 8820 } 8821 8822 // writer 8823 synchronized (mPackages) { 8824 mPackages.remove(ps.name); 8825 final PackageParser.Package pkg = ps.pkg; 8826 if (pkg != null) { 8827 cleanPackageDataStructuresLILPw(pkg, chatty); 8828 } 8829 } 8830 } 8831 8832 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 8833 if (DEBUG_INSTALL) { 8834 if (chatty) 8835 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 8836 } 8837 8838 // writer 8839 synchronized (mPackages) { 8840 // Remove the parent package 8841 mPackages.remove(pkg.applicationInfo.packageName); 8842 cleanPackageDataStructuresLILPw(pkg, chatty); 8843 8844 // Remove the child packages 8845 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 8846 for (int i = 0; i < childCount; i++) { 8847 PackageParser.Package childPkg = pkg.childPackages.get(i); 8848 mPackages.remove(childPkg.applicationInfo.packageName); 8849 cleanPackageDataStructuresLILPw(childPkg, chatty); 8850 } 8851 } 8852 } 8853 8854 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 8855 int N = pkg.providers.size(); 8856 StringBuilder r = null; 8857 int i; 8858 for (i=0; i<N; i++) { 8859 PackageParser.Provider p = pkg.providers.get(i); 8860 mProviders.removeProvider(p); 8861 if (p.info.authority == null) { 8862 8863 /* There was another ContentProvider with this authority when 8864 * this app was installed so this authority is null, 8865 * Ignore it as we don't have to unregister the provider. 8866 */ 8867 continue; 8868 } 8869 String names[] = p.info.authority.split(";"); 8870 for (int j = 0; j < names.length; j++) { 8871 if (mProvidersByAuthority.get(names[j]) == p) { 8872 mProvidersByAuthority.remove(names[j]); 8873 if (DEBUG_REMOVE) { 8874 if (chatty) 8875 Log.d(TAG, "Unregistered content provider: " + names[j] 8876 + ", className = " + p.info.name + ", isSyncable = " 8877 + p.info.isSyncable); 8878 } 8879 } 8880 } 8881 if (DEBUG_REMOVE && chatty) { 8882 if (r == null) { 8883 r = new StringBuilder(256); 8884 } else { 8885 r.append(' '); 8886 } 8887 r.append(p.info.name); 8888 } 8889 } 8890 if (r != null) { 8891 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 8892 } 8893 8894 N = pkg.services.size(); 8895 r = null; 8896 for (i=0; i<N; i++) { 8897 PackageParser.Service s = pkg.services.get(i); 8898 mServices.removeService(s); 8899 if (chatty) { 8900 if (r == null) { 8901 r = new StringBuilder(256); 8902 } else { 8903 r.append(' '); 8904 } 8905 r.append(s.info.name); 8906 } 8907 } 8908 if (r != null) { 8909 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 8910 } 8911 8912 N = pkg.receivers.size(); 8913 r = null; 8914 for (i=0; i<N; i++) { 8915 PackageParser.Activity a = pkg.receivers.get(i); 8916 mReceivers.removeActivity(a, "receiver"); 8917 if (DEBUG_REMOVE && chatty) { 8918 if (r == null) { 8919 r = new StringBuilder(256); 8920 } else { 8921 r.append(' '); 8922 } 8923 r.append(a.info.name); 8924 } 8925 } 8926 if (r != null) { 8927 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 8928 } 8929 8930 N = pkg.activities.size(); 8931 r = null; 8932 for (i=0; i<N; i++) { 8933 PackageParser.Activity a = pkg.activities.get(i); 8934 mActivities.removeActivity(a, "activity"); 8935 if (DEBUG_REMOVE && chatty) { 8936 if (r == null) { 8937 r = new StringBuilder(256); 8938 } else { 8939 r.append(' '); 8940 } 8941 r.append(a.info.name); 8942 } 8943 } 8944 if (r != null) { 8945 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 8946 } 8947 8948 N = pkg.permissions.size(); 8949 r = null; 8950 for (i=0; i<N; i++) { 8951 PackageParser.Permission p = pkg.permissions.get(i); 8952 BasePermission bp = mSettings.mPermissions.get(p.info.name); 8953 if (bp == null) { 8954 bp = mSettings.mPermissionTrees.get(p.info.name); 8955 } 8956 if (bp != null && bp.perm == p) { 8957 bp.perm = null; 8958 if (DEBUG_REMOVE && chatty) { 8959 if (r == null) { 8960 r = new StringBuilder(256); 8961 } else { 8962 r.append(' '); 8963 } 8964 r.append(p.info.name); 8965 } 8966 } 8967 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8968 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 8969 if (appOpPkgs != null) { 8970 appOpPkgs.remove(pkg.packageName); 8971 } 8972 } 8973 } 8974 if (r != null) { 8975 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8976 } 8977 8978 N = pkg.requestedPermissions.size(); 8979 r = null; 8980 for (i=0; i<N; i++) { 8981 String perm = pkg.requestedPermissions.get(i); 8982 BasePermission bp = mSettings.mPermissions.get(perm); 8983 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 8984 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 8985 if (appOpPkgs != null) { 8986 appOpPkgs.remove(pkg.packageName); 8987 if (appOpPkgs.isEmpty()) { 8988 mAppOpPermissionPackages.remove(perm); 8989 } 8990 } 8991 } 8992 } 8993 if (r != null) { 8994 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 8995 } 8996 8997 N = pkg.instrumentation.size(); 8998 r = null; 8999 for (i=0; i<N; i++) { 9000 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 9001 mInstrumentation.remove(a.getComponentName()); 9002 if (DEBUG_REMOVE && chatty) { 9003 if (r == null) { 9004 r = new StringBuilder(256); 9005 } else { 9006 r.append(' '); 9007 } 9008 r.append(a.info.name); 9009 } 9010 } 9011 if (r != null) { 9012 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 9013 } 9014 9015 r = null; 9016 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 9017 // Only system apps can hold shared libraries. 9018 if (pkg.libraryNames != null) { 9019 for (i=0; i<pkg.libraryNames.size(); i++) { 9020 String name = pkg.libraryNames.get(i); 9021 SharedLibraryEntry cur = mSharedLibraries.get(name); 9022 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 9023 mSharedLibraries.remove(name); 9024 if (DEBUG_REMOVE && chatty) { 9025 if (r == null) { 9026 r = new StringBuilder(256); 9027 } else { 9028 r.append(' '); 9029 } 9030 r.append(name); 9031 } 9032 } 9033 } 9034 } 9035 } 9036 if (r != null) { 9037 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 9038 } 9039 } 9040 9041 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 9042 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 9043 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 9044 return true; 9045 } 9046 } 9047 return false; 9048 } 9049 9050 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 9051 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 9052 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 9053 9054 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 9055 // Update the parent permissions 9056 updatePermissionsLPw(pkg.packageName, pkg, flags); 9057 // Update the child permissions 9058 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9059 for (int i = 0; i < childCount; i++) { 9060 PackageParser.Package childPkg = pkg.childPackages.get(i); 9061 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 9062 } 9063 } 9064 9065 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 9066 int flags) { 9067 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 9068 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 9069 } 9070 9071 private void updatePermissionsLPw(String changingPkg, 9072 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 9073 // Make sure there are no dangling permission trees. 9074 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9075 while (it.hasNext()) { 9076 final BasePermission bp = it.next(); 9077 if (bp.packageSetting == null) { 9078 // We may not yet have parsed the package, so just see if 9079 // we still know about its settings. 9080 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9081 } 9082 if (bp.packageSetting == null) { 9083 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9084 + " from package " + bp.sourcePackage); 9085 it.remove(); 9086 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9087 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9088 Slog.i(TAG, "Removing old permission tree: " + bp.name 9089 + " from package " + bp.sourcePackage); 9090 flags |= UPDATE_PERMISSIONS_ALL; 9091 it.remove(); 9092 } 9093 } 9094 } 9095 9096 // Make sure all dynamic permissions have been assigned to a package, 9097 // and make sure there are no dangling permissions. 9098 it = mSettings.mPermissions.values().iterator(); 9099 while (it.hasNext()) { 9100 final BasePermission bp = it.next(); 9101 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9102 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9103 + bp.name + " pkg=" + bp.sourcePackage 9104 + " info=" + bp.pendingInfo); 9105 if (bp.packageSetting == null && bp.pendingInfo != null) { 9106 final BasePermission tree = findPermissionTreeLP(bp.name); 9107 if (tree != null && tree.perm != null) { 9108 bp.packageSetting = tree.packageSetting; 9109 bp.perm = new PackageParser.Permission(tree.perm.owner, 9110 new PermissionInfo(bp.pendingInfo)); 9111 bp.perm.info.packageName = tree.perm.info.packageName; 9112 bp.perm.info.name = bp.name; 9113 bp.uid = tree.uid; 9114 } 9115 } 9116 } 9117 if (bp.packageSetting == null) { 9118 // We may not yet have parsed the package, so just see if 9119 // we still know about its settings. 9120 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9121 } 9122 if (bp.packageSetting == null) { 9123 Slog.w(TAG, "Removing dangling permission: " + bp.name 9124 + " from package " + bp.sourcePackage); 9125 it.remove(); 9126 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9127 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9128 Slog.i(TAG, "Removing old permission: " + bp.name 9129 + " from package " + bp.sourcePackage); 9130 flags |= UPDATE_PERMISSIONS_ALL; 9131 it.remove(); 9132 } 9133 } 9134 } 9135 9136 // Now update the permissions for all packages, in particular 9137 // replace the granted permissions of the system packages. 9138 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9139 for (PackageParser.Package pkg : mPackages.values()) { 9140 if (pkg != pkgInfo) { 9141 // Only replace for packages on requested volume 9142 final String volumeUuid = getVolumeUuidForPackage(pkg); 9143 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9144 && Objects.equals(replaceVolumeUuid, volumeUuid); 9145 grantPermissionsLPw(pkg, replace, changingPkg); 9146 } 9147 } 9148 } 9149 9150 if (pkgInfo != null) { 9151 // Only replace for packages on requested volume 9152 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9153 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9154 && Objects.equals(replaceVolumeUuid, volumeUuid); 9155 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9156 } 9157 } 9158 9159 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9160 String packageOfInterest) { 9161 // IMPORTANT: There are two types of permissions: install and runtime. 9162 // Install time permissions are granted when the app is installed to 9163 // all device users and users added in the future. Runtime permissions 9164 // are granted at runtime explicitly to specific users. Normal and signature 9165 // protected permissions are install time permissions. Dangerous permissions 9166 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9167 // otherwise they are runtime permissions. This function does not manage 9168 // runtime permissions except for the case an app targeting Lollipop MR1 9169 // being upgraded to target a newer SDK, in which case dangerous permissions 9170 // are transformed from install time to runtime ones. 9171 9172 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9173 if (ps == null) { 9174 return; 9175 } 9176 9177 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9178 9179 PermissionsState permissionsState = ps.getPermissionsState(); 9180 PermissionsState origPermissions = permissionsState; 9181 9182 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9183 9184 boolean runtimePermissionsRevoked = false; 9185 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9186 9187 boolean changedInstallPermission = false; 9188 9189 if (replace) { 9190 ps.installPermissionsFixed = false; 9191 if (!ps.isSharedUser()) { 9192 origPermissions = new PermissionsState(permissionsState); 9193 permissionsState.reset(); 9194 } else { 9195 // We need to know only about runtime permission changes since the 9196 // calling code always writes the install permissions state but 9197 // the runtime ones are written only if changed. The only cases of 9198 // changed runtime permissions here are promotion of an install to 9199 // runtime and revocation of a runtime from a shared user. 9200 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9201 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9202 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 9203 runtimePermissionsRevoked = true; 9204 } 9205 } 9206 } 9207 9208 permissionsState.setGlobalGids(mGlobalGids); 9209 9210 final int N = pkg.requestedPermissions.size(); 9211 for (int i=0; i<N; i++) { 9212 final String name = pkg.requestedPermissions.get(i); 9213 final BasePermission bp = mSettings.mPermissions.get(name); 9214 9215 if (DEBUG_INSTALL) { 9216 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 9217 } 9218 9219 if (bp == null || bp.packageSetting == null) { 9220 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9221 Slog.w(TAG, "Unknown permission " + name 9222 + " in package " + pkg.packageName); 9223 } 9224 continue; 9225 } 9226 9227 final String perm = bp.name; 9228 boolean allowedSig = false; 9229 int grant = GRANT_DENIED; 9230 9231 // Keep track of app op permissions. 9232 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9233 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 9234 if (pkgs == null) { 9235 pkgs = new ArraySet<>(); 9236 mAppOpPermissionPackages.put(bp.name, pkgs); 9237 } 9238 pkgs.add(pkg.packageName); 9239 } 9240 9241 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 9242 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 9243 >= Build.VERSION_CODES.M; 9244 switch (level) { 9245 case PermissionInfo.PROTECTION_NORMAL: { 9246 // For all apps normal permissions are install time ones. 9247 grant = GRANT_INSTALL; 9248 } break; 9249 9250 case PermissionInfo.PROTECTION_DANGEROUS: { 9251 // If a permission review is required for legacy apps we represent 9252 // their permissions as always granted runtime ones since we need 9253 // to keep the review required permission flag per user while an 9254 // install permission's state is shared across all users. 9255 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 9256 // For legacy apps dangerous permissions are install time ones. 9257 grant = GRANT_INSTALL; 9258 } else if (origPermissions.hasInstallPermission(bp.name)) { 9259 // For legacy apps that became modern, install becomes runtime. 9260 grant = GRANT_UPGRADE; 9261 } else if (mPromoteSystemApps 9262 && isSystemApp(ps) 9263 && mExistingSystemPackages.contains(ps.name)) { 9264 // For legacy system apps, install becomes runtime. 9265 // We cannot check hasInstallPermission() for system apps since those 9266 // permissions were granted implicitly and not persisted pre-M. 9267 grant = GRANT_UPGRADE; 9268 } else { 9269 // For modern apps keep runtime permissions unchanged. 9270 grant = GRANT_RUNTIME; 9271 } 9272 } break; 9273 9274 case PermissionInfo.PROTECTION_SIGNATURE: { 9275 // For all apps signature permissions are install time ones. 9276 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 9277 if (allowedSig) { 9278 grant = GRANT_INSTALL; 9279 } 9280 } break; 9281 } 9282 9283 if (DEBUG_INSTALL) { 9284 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 9285 } 9286 9287 if (grant != GRANT_DENIED) { 9288 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 9289 // If this is an existing, non-system package, then 9290 // we can't add any new permissions to it. 9291 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 9292 // Except... if this is a permission that was added 9293 // to the platform (note: need to only do this when 9294 // updating the platform). 9295 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 9296 grant = GRANT_DENIED; 9297 } 9298 } 9299 } 9300 9301 switch (grant) { 9302 case GRANT_INSTALL: { 9303 // Revoke this as runtime permission to handle the case of 9304 // a runtime permission being downgraded to an install one. Also in permission review mode we keep dangerous permissions for legacy apps 9305 for (int userId : UserManagerService.getInstance().getUserIds()) { 9306 if (origPermissions.getRuntimePermissionState( 9307 bp.name, userId) != null) { 9308 // Revoke the runtime permission and clear the flags. 9309 origPermissions.revokeRuntimePermission(bp, userId); 9310 origPermissions.updatePermissionFlags(bp, userId, 9311 PackageManager.MASK_PERMISSION_FLAGS, 0); 9312 // If we revoked a permission permission, we have to write. 9313 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9314 changedRuntimePermissionUserIds, userId); 9315 } 9316 } 9317 // Grant an install permission. 9318 if (permissionsState.grantInstallPermission(bp) != 9319 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9320 changedInstallPermission = true; 9321 } 9322 } break; 9323 9324 case GRANT_RUNTIME: { 9325 // Grant previously granted runtime permissions. 9326 for (int userId : UserManagerService.getInstance().getUserIds()) { 9327 PermissionState permissionState = origPermissions 9328 .getRuntimePermissionState(bp.name, userId); 9329 int flags = permissionState != null 9330 ? permissionState.getFlags() : 0; 9331 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 9332 if (permissionsState.grantRuntimePermission(bp, userId) == 9333 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9334 // If we cannot put the permission as it was, we have to write. 9335 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9336 changedRuntimePermissionUserIds, userId); 9337 } 9338 // If the app supports runtime permissions no need for a review. 9339 if (Build.PERMISSIONS_REVIEW_REQUIRED 9340 && appSupportsRuntimePermissions 9341 && (flags & PackageManager 9342 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 9343 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 9344 // Since we changed the flags, we have to write. 9345 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9346 changedRuntimePermissionUserIds, userId); 9347 } 9348 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 9349 && !appSupportsRuntimePermissions) { 9350 // For legacy apps that need a permission review, every new 9351 // runtime permission is granted but it is pending a review. 9352 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 9353 permissionsState.grantRuntimePermission(bp, userId); 9354 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 9355 // We changed the permission and flags, hence have to write. 9356 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9357 changedRuntimePermissionUserIds, userId); 9358 } 9359 } 9360 // Propagate the permission flags. 9361 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 9362 } 9363 } break; 9364 9365 case GRANT_UPGRADE: { 9366 // Grant runtime permissions for a previously held install permission. 9367 PermissionState permissionState = origPermissions 9368 .getInstallPermissionState(bp.name); 9369 final int flags = permissionState != null ? permissionState.getFlags() : 0; 9370 9371 if (origPermissions.revokeInstallPermission(bp) 9372 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 9373 // We will be transferring the permission flags, so clear them. 9374 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 9375 PackageManager.MASK_PERMISSION_FLAGS, 0); 9376 changedInstallPermission = true; 9377 } 9378 9379 // If the permission is not to be promoted to runtime we ignore it and 9380 // also its other flags as they are not applicable to install permissions. 9381 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 9382 for (int userId : currentUserIds) { 9383 if (permissionsState.grantRuntimePermission(bp, userId) != 9384 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9385 // Transfer the permission flags. 9386 permissionsState.updatePermissionFlags(bp, userId, 9387 flags, flags); 9388 // If we granted the permission, we have to write. 9389 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 9390 changedRuntimePermissionUserIds, userId); 9391 } 9392 } 9393 } 9394 } break; 9395 9396 default: { 9397 if (packageOfInterest == null 9398 || packageOfInterest.equals(pkg.packageName)) { 9399 Slog.w(TAG, "Not granting permission " + perm 9400 + " to package " + pkg.packageName 9401 + " because it was previously installed without"); 9402 } 9403 } break; 9404 } 9405 } else { 9406 if (permissionsState.revokeInstallPermission(bp) != 9407 PermissionsState.PERMISSION_OPERATION_FAILURE) { 9408 // Also drop the permission flags. 9409 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 9410 PackageManager.MASK_PERMISSION_FLAGS, 0); 9411 changedInstallPermission = true; 9412 Slog.i(TAG, "Un-granting permission " + perm 9413 + " from package " + pkg.packageName 9414 + " (protectionLevel=" + bp.protectionLevel 9415 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9416 + ")"); 9417 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 9418 // Don't print warning for app op permissions, since it is fine for them 9419 // not to be granted, there is a UI for the user to decide. 9420 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9421 Slog.w(TAG, "Not granting permission " + perm 9422 + " to package " + pkg.packageName 9423 + " (protectionLevel=" + bp.protectionLevel 9424 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 9425 + ")"); 9426 } 9427 } 9428 } 9429 } 9430 9431 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 9432 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 9433 // This is the first that we have heard about this package, so the 9434 // permissions we have now selected are fixed until explicitly 9435 // changed. 9436 ps.installPermissionsFixed = true; 9437 } 9438 9439 // Persist the runtime permissions state for users with changes. If permissions 9440 // were revoked because no app in the shared user declares them we have to 9441 // write synchronously to avoid losing runtime permissions state. 9442 for (int userId : changedRuntimePermissionUserIds) { 9443 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 9444 } 9445 9446 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 9447 } 9448 9449 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 9450 boolean allowed = false; 9451 final int NP = PackageParser.NEW_PERMISSIONS.length; 9452 for (int ip=0; ip<NP; ip++) { 9453 final PackageParser.NewPermissionInfo npi 9454 = PackageParser.NEW_PERMISSIONS[ip]; 9455 if (npi.name.equals(perm) 9456 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 9457 allowed = true; 9458 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 9459 + pkg.packageName); 9460 break; 9461 } 9462 } 9463 return allowed; 9464 } 9465 9466 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 9467 BasePermission bp, PermissionsState origPermissions) { 9468 boolean allowed; 9469 allowed = (compareSignatures( 9470 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 9471 == PackageManager.SIGNATURE_MATCH) 9472 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 9473 == PackageManager.SIGNATURE_MATCH); 9474 if (!allowed && (bp.protectionLevel 9475 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 9476 if (isSystemApp(pkg)) { 9477 // For updated system applications, a system permission 9478 // is granted only if it had been defined by the original application. 9479 if (pkg.isUpdatedSystemApp()) { 9480 final PackageSetting sysPs = mSettings 9481 .getDisabledSystemPkgLPr(pkg.packageName); 9482 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 9483 // If the original was granted this permission, we take 9484 // that grant decision as read and propagate it to the 9485 // update. 9486 if (sysPs.isPrivileged()) { 9487 allowed = true; 9488 } 9489 } else { 9490 // The system apk may have been updated with an older 9491 // version of the one on the data partition, but which 9492 // granted a new system permission that it didn't have 9493 // before. In this case we do want to allow the app to 9494 // now get the new permission if the ancestral apk is 9495 // privileged to get it. 9496 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 9497 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 9498 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 9499 allowed = true; 9500 break; 9501 } 9502 } 9503 } 9504 // Also if a privileged parent package on the system image or any of 9505 // its children requested a privileged permission, the updated child 9506 // packages can also get the permission. 9507 if (pkg.parentPackage != null) { 9508 final PackageSetting disabledSysParentPs = mSettings 9509 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 9510 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 9511 && disabledSysParentPs.isPrivileged()) { 9512 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 9513 allowed = true; 9514 } else if (disabledSysParentPs.pkg.childPackages != null) { 9515 final int count = disabledSysParentPs.pkg.childPackages.size(); 9516 for (int i = 0; i < count; i++) { 9517 PackageParser.Package disabledSysChildPkg = 9518 disabledSysParentPs.pkg.childPackages.get(i); 9519 if (isPackageRequestingPermission(disabledSysChildPkg, 9520 perm)) { 9521 allowed = true; 9522 break; 9523 } 9524 } 9525 } 9526 } 9527 } 9528 } 9529 } else { 9530 allowed = isPrivilegedApp(pkg); 9531 } 9532 } 9533 } 9534 if (!allowed) { 9535 if (!allowed && (bp.protectionLevel 9536 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 9537 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 9538 // If this was a previously normal/dangerous permission that got moved 9539 // to a system permission as part of the runtime permission redesign, then 9540 // we still want to blindly grant it to old apps. 9541 allowed = true; 9542 } 9543 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 9544 && pkg.packageName.equals(mRequiredInstallerPackage)) { 9545 // If this permission is to be granted to the system installer and 9546 // this app is an installer, then it gets the permission. 9547 allowed = true; 9548 } 9549 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 9550 && pkg.packageName.equals(mRequiredVerifierPackage)) { 9551 // If this permission is to be granted to the system verifier and 9552 // this app is a verifier, then it gets the permission. 9553 allowed = true; 9554 } 9555 if (!allowed && (bp.protectionLevel 9556 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 9557 && isSystemApp(pkg)) { 9558 // Any pre-installed system app is allowed to get this permission. 9559 allowed = true; 9560 } 9561 if (!allowed && (bp.protectionLevel 9562 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 9563 // For development permissions, a development permission 9564 // is granted only if it was already granted. 9565 allowed = origPermissions.hasInstallPermission(perm); 9566 } 9567 } 9568 return allowed; 9569 } 9570 9571 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 9572 final int permCount = pkg.requestedPermissions.size(); 9573 for (int j = 0; j < permCount; j++) { 9574 String requestedPermission = pkg.requestedPermissions.get(j); 9575 if (permission.equals(requestedPermission)) { 9576 return true; 9577 } 9578 } 9579 return false; 9580 } 9581 9582 final class ActivityIntentResolver 9583 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 9584 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9585 boolean defaultOnly, int userId) { 9586 if (!sUserManager.exists(userId)) return null; 9587 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9588 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9589 } 9590 9591 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9592 int userId) { 9593 if (!sUserManager.exists(userId)) return null; 9594 mFlags = flags; 9595 return super.queryIntent(intent, resolvedType, 9596 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9597 } 9598 9599 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9600 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 9601 if (!sUserManager.exists(userId)) return null; 9602 if (packageActivities == null) { 9603 return null; 9604 } 9605 mFlags = flags; 9606 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9607 final int N = packageActivities.size(); 9608 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 9609 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 9610 9611 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 9612 for (int i = 0; i < N; ++i) { 9613 intentFilters = packageActivities.get(i).intents; 9614 if (intentFilters != null && intentFilters.size() > 0) { 9615 PackageParser.ActivityIntentInfo[] array = 9616 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 9617 intentFilters.toArray(array); 9618 listCut.add(array); 9619 } 9620 } 9621 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9622 } 9623 9624 public final void addActivity(PackageParser.Activity a, String type) { 9625 final boolean systemApp = a.info.applicationInfo.isSystemApp(); 9626 mActivities.put(a.getComponentName(), a); 9627 if (DEBUG_SHOW_INFO) 9628 Log.v( 9629 TAG, " " + type + " " + 9630 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 9631 if (DEBUG_SHOW_INFO) 9632 Log.v(TAG, " Class=" + a.info.name); 9633 final int NI = a.intents.size(); 9634 for (int j=0; j<NI; j++) { 9635 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9636 if (!systemApp && intent.getPriority() > 0 && "activity".equals(type)) { 9637 intent.setPriority(0); 9638 Log.w(TAG, "Package " + a.info.applicationInfo.packageName + " has activity " 9639 + a.className + " with priority > 0, forcing to 0"); 9640 } 9641 if (DEBUG_SHOW_INFO) { 9642 Log.v(TAG, " IntentFilter:"); 9643 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9644 } 9645 if (!intent.debugCheck()) { 9646 Log.w(TAG, "==> For Activity " + a.info.name); 9647 } 9648 addFilter(intent); 9649 } 9650 } 9651 9652 public final void removeActivity(PackageParser.Activity a, String type) { 9653 mActivities.remove(a.getComponentName()); 9654 if (DEBUG_SHOW_INFO) { 9655 Log.v(TAG, " " + type + " " 9656 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 9657 : a.info.name) + ":"); 9658 Log.v(TAG, " Class=" + a.info.name); 9659 } 9660 final int NI = a.intents.size(); 9661 for (int j=0; j<NI; j++) { 9662 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 9663 if (DEBUG_SHOW_INFO) { 9664 Log.v(TAG, " IntentFilter:"); 9665 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9666 } 9667 removeFilter(intent); 9668 } 9669 } 9670 9671 @Override 9672 protected boolean allowFilterResult( 9673 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 9674 ActivityInfo filterAi = filter.activity.info; 9675 for (int i=dest.size()-1; i>=0; i--) { 9676 ActivityInfo destAi = dest.get(i).activityInfo; 9677 if (destAi.name == filterAi.name 9678 && destAi.packageName == filterAi.packageName) { 9679 return false; 9680 } 9681 } 9682 return true; 9683 } 9684 9685 @Override 9686 protected ActivityIntentInfo[] newArray(int size) { 9687 return new ActivityIntentInfo[size]; 9688 } 9689 9690 @Override 9691 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 9692 if (!sUserManager.exists(userId)) return true; 9693 PackageParser.Package p = filter.activity.owner; 9694 if (p != null) { 9695 PackageSetting ps = (PackageSetting)p.mExtras; 9696 if (ps != null) { 9697 // System apps are never considered stopped for purposes of 9698 // filtering, because there may be no way for the user to 9699 // actually re-launch them. 9700 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 9701 && ps.getStopped(userId); 9702 } 9703 } 9704 return false; 9705 } 9706 9707 @Override 9708 protected boolean isPackageForFilter(String packageName, 9709 PackageParser.ActivityIntentInfo info) { 9710 return packageName.equals(info.activity.owner.packageName); 9711 } 9712 9713 @Override 9714 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 9715 int match, int userId) { 9716 if (!sUserManager.exists(userId)) return null; 9717 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 9718 return null; 9719 } 9720 final PackageParser.Activity activity = info.activity; 9721 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 9722 if (ps == null) { 9723 return null; 9724 } 9725 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 9726 ps.readUserState(userId), userId); 9727 if (ai == null) { 9728 return null; 9729 } 9730 final ResolveInfo res = new ResolveInfo(); 9731 res.activityInfo = ai; 9732 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9733 res.filter = info; 9734 } 9735 if (info != null) { 9736 res.handleAllWebDataURI = info.handleAllWebDataURI(); 9737 } 9738 res.priority = info.getPriority(); 9739 res.preferredOrder = activity.owner.mPreferredOrder; 9740 //System.out.println("Result: " + res.activityInfo.className + 9741 // " = " + res.priority); 9742 res.match = match; 9743 res.isDefault = info.hasDefault; 9744 res.labelRes = info.labelRes; 9745 res.nonLocalizedLabel = info.nonLocalizedLabel; 9746 if (userNeedsBadging(userId)) { 9747 res.noResourceId = true; 9748 } else { 9749 res.icon = info.icon; 9750 } 9751 res.iconResourceId = info.icon; 9752 res.system = res.activityInfo.applicationInfo.isSystemApp(); 9753 return res; 9754 } 9755 9756 @Override 9757 protected void sortResults(List<ResolveInfo> results) { 9758 Collections.sort(results, mResolvePrioritySorter); 9759 } 9760 9761 @Override 9762 protected void dumpFilter(PrintWriter out, String prefix, 9763 PackageParser.ActivityIntentInfo filter) { 9764 out.print(prefix); out.print( 9765 Integer.toHexString(System.identityHashCode(filter.activity))); 9766 out.print(' '); 9767 filter.activity.printComponentShortName(out); 9768 out.print(" filter "); 9769 out.println(Integer.toHexString(System.identityHashCode(filter))); 9770 } 9771 9772 @Override 9773 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 9774 return filter.activity; 9775 } 9776 9777 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9778 PackageParser.Activity activity = (PackageParser.Activity)label; 9779 out.print(prefix); out.print( 9780 Integer.toHexString(System.identityHashCode(activity))); 9781 out.print(' '); 9782 activity.printComponentShortName(out); 9783 if (count > 1) { 9784 out.print(" ("); out.print(count); out.print(" filters)"); 9785 } 9786 out.println(); 9787 } 9788 9789// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 9790// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 9791// final List<ResolveInfo> retList = Lists.newArrayList(); 9792// while (i.hasNext()) { 9793// final ResolveInfo resolveInfo = i.next(); 9794// if (isEnabledLP(resolveInfo.activityInfo)) { 9795// retList.add(resolveInfo); 9796// } 9797// } 9798// return retList; 9799// } 9800 9801 // Keys are String (activity class name), values are Activity. 9802 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 9803 = new ArrayMap<ComponentName, PackageParser.Activity>(); 9804 private int mFlags; 9805 } 9806 9807 private final class ServiceIntentResolver 9808 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 9809 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 9810 boolean defaultOnly, int userId) { 9811 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 9812 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 9813 } 9814 9815 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 9816 int userId) { 9817 if (!sUserManager.exists(userId)) return null; 9818 mFlags = flags; 9819 return super.queryIntent(intent, resolvedType, 9820 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 9821 } 9822 9823 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 9824 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 9825 if (!sUserManager.exists(userId)) return null; 9826 if (packageServices == null) { 9827 return null; 9828 } 9829 mFlags = flags; 9830 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 9831 final int N = packageServices.size(); 9832 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 9833 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 9834 9835 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 9836 for (int i = 0; i < N; ++i) { 9837 intentFilters = packageServices.get(i).intents; 9838 if (intentFilters != null && intentFilters.size() > 0) { 9839 PackageParser.ServiceIntentInfo[] array = 9840 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 9841 intentFilters.toArray(array); 9842 listCut.add(array); 9843 } 9844 } 9845 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 9846 } 9847 9848 public final void addService(PackageParser.Service s) { 9849 mServices.put(s.getComponentName(), s); 9850 if (DEBUG_SHOW_INFO) { 9851 Log.v(TAG, " " 9852 + (s.info.nonLocalizedLabel != null 9853 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9854 Log.v(TAG, " Class=" + s.info.name); 9855 } 9856 final int NI = s.intents.size(); 9857 int j; 9858 for (j=0; j<NI; j++) { 9859 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9860 if (DEBUG_SHOW_INFO) { 9861 Log.v(TAG, " IntentFilter:"); 9862 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9863 } 9864 if (!intent.debugCheck()) { 9865 Log.w(TAG, "==> For Service " + s.info.name); 9866 } 9867 addFilter(intent); 9868 } 9869 } 9870 9871 public final void removeService(PackageParser.Service s) { 9872 mServices.remove(s.getComponentName()); 9873 if (DEBUG_SHOW_INFO) { 9874 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 9875 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 9876 Log.v(TAG, " Class=" + s.info.name); 9877 } 9878 final int NI = s.intents.size(); 9879 int j; 9880 for (j=0; j<NI; j++) { 9881 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 9882 if (DEBUG_SHOW_INFO) { 9883 Log.v(TAG, " IntentFilter:"); 9884 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 9885 } 9886 removeFilter(intent); 9887 } 9888 } 9889 9890 @Override 9891 protected boolean allowFilterResult( 9892 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 9893 ServiceInfo filterSi = filter.service.info; 9894 for (int i=dest.size()-1; i>=0; i--) { 9895 ServiceInfo destAi = dest.get(i).serviceInfo; 9896 if (destAi.name == filterSi.name 9897 && destAi.packageName == filterSi.packageName) { 9898 return false; 9899 } 9900 } 9901 return true; 9902 } 9903 9904 @Override 9905 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 9906 return new PackageParser.ServiceIntentInfo[size]; 9907 } 9908 9909 @Override 9910 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 9911 if (!sUserManager.exists(userId)) return true; 9912 PackageParser.Package p = filter.service.owner; 9913 if (p != null) { 9914 PackageSetting ps = (PackageSetting)p.mExtras; 9915 if (ps != null) { 9916 // System apps are never considered stopped for purposes of 9917 // filtering, because there may be no way for the user to 9918 // actually re-launch them. 9919 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 9920 && ps.getStopped(userId); 9921 } 9922 } 9923 return false; 9924 } 9925 9926 @Override 9927 protected boolean isPackageForFilter(String packageName, 9928 PackageParser.ServiceIntentInfo info) { 9929 return packageName.equals(info.service.owner.packageName); 9930 } 9931 9932 @Override 9933 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 9934 int match, int userId) { 9935 if (!sUserManager.exists(userId)) return null; 9936 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 9937 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 9938 return null; 9939 } 9940 final PackageParser.Service service = info.service; 9941 PackageSetting ps = (PackageSetting) service.owner.mExtras; 9942 if (ps == null) { 9943 return null; 9944 } 9945 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 9946 ps.readUserState(userId), userId); 9947 if (si == null) { 9948 return null; 9949 } 9950 final ResolveInfo res = new ResolveInfo(); 9951 res.serviceInfo = si; 9952 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 9953 res.filter = filter; 9954 } 9955 res.priority = info.getPriority(); 9956 res.preferredOrder = service.owner.mPreferredOrder; 9957 res.match = match; 9958 res.isDefault = info.hasDefault; 9959 res.labelRes = info.labelRes; 9960 res.nonLocalizedLabel = info.nonLocalizedLabel; 9961 res.icon = info.icon; 9962 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 9963 return res; 9964 } 9965 9966 @Override 9967 protected void sortResults(List<ResolveInfo> results) { 9968 Collections.sort(results, mResolvePrioritySorter); 9969 } 9970 9971 @Override 9972 protected void dumpFilter(PrintWriter out, String prefix, 9973 PackageParser.ServiceIntentInfo filter) { 9974 out.print(prefix); out.print( 9975 Integer.toHexString(System.identityHashCode(filter.service))); 9976 out.print(' '); 9977 filter.service.printComponentShortName(out); 9978 out.print(" filter "); 9979 out.println(Integer.toHexString(System.identityHashCode(filter))); 9980 } 9981 9982 @Override 9983 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 9984 return filter.service; 9985 } 9986 9987 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 9988 PackageParser.Service service = (PackageParser.Service)label; 9989 out.print(prefix); out.print( 9990 Integer.toHexString(System.identityHashCode(service))); 9991 out.print(' '); 9992 service.printComponentShortName(out); 9993 if (count > 1) { 9994 out.print(" ("); out.print(count); out.print(" filters)"); 9995 } 9996 out.println(); 9997 } 9998 9999// List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 10000// final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 10001// final List<ResolveInfo> retList = Lists.newArrayList(); 10002// while (i.hasNext()) { 10003// final ResolveInfo resolveInfo = (ResolveInfo) i; 10004// if (isEnabledLP(resolveInfo.serviceInfo)) { 10005// retList.add(resolveInfo); 10006// } 10007// } 10008// return retList; 10009// } 10010 10011 // Keys are String (activity class name), values are Activity. 10012 private final ArrayMap<ComponentName, PackageParser.Service> mServices 10013 = new ArrayMap<ComponentName, PackageParser.Service>(); 10014 private int mFlags; 10015 }; 10016 10017 private final class ProviderIntentResolver 10018 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 10019 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10020 boolean defaultOnly, int userId) { 10021 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10022 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10023 } 10024 10025 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10026 int userId) { 10027 if (!sUserManager.exists(userId)) 10028 return null; 10029 mFlags = flags; 10030 return super.queryIntent(intent, resolvedType, 10031 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10032 } 10033 10034 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10035 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 10036 if (!sUserManager.exists(userId)) 10037 return null; 10038 if (packageProviders == null) { 10039 return null; 10040 } 10041 mFlags = flags; 10042 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 10043 final int N = packageProviders.size(); 10044 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 10045 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 10046 10047 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 10048 for (int i = 0; i < N; ++i) { 10049 intentFilters = packageProviders.get(i).intents; 10050 if (intentFilters != null && intentFilters.size() > 0) { 10051 PackageParser.ProviderIntentInfo[] array = 10052 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 10053 intentFilters.toArray(array); 10054 listCut.add(array); 10055 } 10056 } 10057 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10058 } 10059 10060 public final void addProvider(PackageParser.Provider p) { 10061 if (mProviders.containsKey(p.getComponentName())) { 10062 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 10063 return; 10064 } 10065 10066 mProviders.put(p.getComponentName(), p); 10067 if (DEBUG_SHOW_INFO) { 10068 Log.v(TAG, " " 10069 + (p.info.nonLocalizedLabel != null 10070 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 10071 Log.v(TAG, " Class=" + p.info.name); 10072 } 10073 final int NI = p.intents.size(); 10074 int j; 10075 for (j = 0; j < NI; j++) { 10076 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10077 if (DEBUG_SHOW_INFO) { 10078 Log.v(TAG, " IntentFilter:"); 10079 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10080 } 10081 if (!intent.debugCheck()) { 10082 Log.w(TAG, "==> For Provider " + p.info.name); 10083 } 10084 addFilter(intent); 10085 } 10086 } 10087 10088 public final void removeProvider(PackageParser.Provider p) { 10089 mProviders.remove(p.getComponentName()); 10090 if (DEBUG_SHOW_INFO) { 10091 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 10092 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 10093 Log.v(TAG, " Class=" + p.info.name); 10094 } 10095 final int NI = p.intents.size(); 10096 int j; 10097 for (j = 0; j < NI; j++) { 10098 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 10099 if (DEBUG_SHOW_INFO) { 10100 Log.v(TAG, " IntentFilter:"); 10101 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10102 } 10103 removeFilter(intent); 10104 } 10105 } 10106 10107 @Override 10108 protected boolean allowFilterResult( 10109 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 10110 ProviderInfo filterPi = filter.provider.info; 10111 for (int i = dest.size() - 1; i >= 0; i--) { 10112 ProviderInfo destPi = dest.get(i).providerInfo; 10113 if (destPi.name == filterPi.name 10114 && destPi.packageName == filterPi.packageName) { 10115 return false; 10116 } 10117 } 10118 return true; 10119 } 10120 10121 @Override 10122 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 10123 return new PackageParser.ProviderIntentInfo[size]; 10124 } 10125 10126 @Override 10127 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 10128 if (!sUserManager.exists(userId)) 10129 return true; 10130 PackageParser.Package p = filter.provider.owner; 10131 if (p != null) { 10132 PackageSetting ps = (PackageSetting) p.mExtras; 10133 if (ps != null) { 10134 // System apps are never considered stopped for purposes of 10135 // filtering, because there may be no way for the user to 10136 // actually re-launch them. 10137 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 10138 && ps.getStopped(userId); 10139 } 10140 } 10141 return false; 10142 } 10143 10144 @Override 10145 protected boolean isPackageForFilter(String packageName, 10146 PackageParser.ProviderIntentInfo info) { 10147 return packageName.equals(info.provider.owner.packageName); 10148 } 10149 10150 @Override 10151 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 10152 int match, int userId) { 10153 if (!sUserManager.exists(userId)) 10154 return null; 10155 final PackageParser.ProviderIntentInfo info = filter; 10156 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 10157 return null; 10158 } 10159 final PackageParser.Provider provider = info.provider; 10160 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 10161 if (ps == null) { 10162 return null; 10163 } 10164 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 10165 ps.readUserState(userId), userId); 10166 if (pi == null) { 10167 return null; 10168 } 10169 final ResolveInfo res = new ResolveInfo(); 10170 res.providerInfo = pi; 10171 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 10172 res.filter = filter; 10173 } 10174 res.priority = info.getPriority(); 10175 res.preferredOrder = provider.owner.mPreferredOrder; 10176 res.match = match; 10177 res.isDefault = info.hasDefault; 10178 res.labelRes = info.labelRes; 10179 res.nonLocalizedLabel = info.nonLocalizedLabel; 10180 res.icon = info.icon; 10181 res.system = res.providerInfo.applicationInfo.isSystemApp(); 10182 return res; 10183 } 10184 10185 @Override 10186 protected void sortResults(List<ResolveInfo> results) { 10187 Collections.sort(results, mResolvePrioritySorter); 10188 } 10189 10190 @Override 10191 protected void dumpFilter(PrintWriter out, String prefix, 10192 PackageParser.ProviderIntentInfo filter) { 10193 out.print(prefix); 10194 out.print( 10195 Integer.toHexString(System.identityHashCode(filter.provider))); 10196 out.print(' '); 10197 filter.provider.printComponentShortName(out); 10198 out.print(" filter "); 10199 out.println(Integer.toHexString(System.identityHashCode(filter))); 10200 } 10201 10202 @Override 10203 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 10204 return filter.provider; 10205 } 10206 10207 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10208 PackageParser.Provider provider = (PackageParser.Provider)label; 10209 out.print(prefix); out.print( 10210 Integer.toHexString(System.identityHashCode(provider))); 10211 out.print(' '); 10212 provider.printComponentShortName(out); 10213 if (count > 1) { 10214 out.print(" ("); out.print(count); out.print(" filters)"); 10215 } 10216 out.println(); 10217 } 10218 10219 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 10220 = new ArrayMap<ComponentName, PackageParser.Provider>(); 10221 private int mFlags; 10222 } 10223 10224 private static final class EphemeralIntentResolver 10225 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 10226 @Override 10227 protected EphemeralResolveIntentInfo[] newArray(int size) { 10228 return new EphemeralResolveIntentInfo[size]; 10229 } 10230 10231 @Override 10232 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 10233 return true; 10234 } 10235 10236 @Override 10237 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 10238 int userId) { 10239 if (!sUserManager.exists(userId)) { 10240 return null; 10241 } 10242 return info.getEphemeralResolveInfo(); 10243 } 10244 } 10245 10246 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 10247 new Comparator<ResolveInfo>() { 10248 public int compare(ResolveInfo r1, ResolveInfo r2) { 10249 int v1 = r1.priority; 10250 int v2 = r2.priority; 10251 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 10252 if (v1 != v2) { 10253 return (v1 > v2) ? -1 : 1; 10254 } 10255 v1 = r1.preferredOrder; 10256 v2 = r2.preferredOrder; 10257 if (v1 != v2) { 10258 return (v1 > v2) ? -1 : 1; 10259 } 10260 if (r1.isDefault != r2.isDefault) { 10261 return r1.isDefault ? -1 : 1; 10262 } 10263 v1 = r1.match; 10264 v2 = r2.match; 10265 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 10266 if (v1 != v2) { 10267 return (v1 > v2) ? -1 : 1; 10268 } 10269 if (r1.system != r2.system) { 10270 return r1.system ? -1 : 1; 10271 } 10272 if (r1.activityInfo != null) { 10273 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 10274 } 10275 if (r1.serviceInfo != null) { 10276 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 10277 } 10278 if (r1.providerInfo != null) { 10279 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 10280 } 10281 return 0; 10282 } 10283 }; 10284 10285 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 10286 new Comparator<ProviderInfo>() { 10287 public int compare(ProviderInfo p1, ProviderInfo p2) { 10288 final int v1 = p1.initOrder; 10289 final int v2 = p2.initOrder; 10290 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 10291 } 10292 }; 10293 10294 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 10295 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 10296 final int[] userIds) { 10297 mHandler.post(new Runnable() { 10298 @Override 10299 public void run() { 10300 try { 10301 final IActivityManager am = ActivityManagerNative.getDefault(); 10302 if (am == null) return; 10303 final int[] resolvedUserIds; 10304 if (userIds == null) { 10305 resolvedUserIds = am.getRunningUserIds(); 10306 } else { 10307 resolvedUserIds = userIds; 10308 } 10309 for (int id : resolvedUserIds) { 10310 final Intent intent = new Intent(action, 10311 pkg != null ? Uri.fromParts("package", pkg, null) : null); 10312 if (extras != null) { 10313 intent.putExtras(extras); 10314 } 10315 if (targetPkg != null) { 10316 intent.setPackage(targetPkg); 10317 } 10318 // Modify the UID when posting to other users 10319 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 10320 if (uid > 0 && UserHandle.getUserId(uid) != id) { 10321 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 10322 intent.putExtra(Intent.EXTRA_UID, uid); 10323 } 10324 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 10325 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 10326 if (DEBUG_BROADCASTS) { 10327 RuntimeException here = new RuntimeException("here"); 10328 here.fillInStackTrace(); 10329 Slog.d(TAG, "Sending to user " + id + ": " 10330 + intent.toShortString(false, true, false, false) 10331 + " " + intent.getExtras(), here); 10332 } 10333 am.broadcastIntent(null, intent, null, finishedReceiver, 10334 0, null, null, null, android.app.AppOpsManager.OP_NONE, 10335 null, finishedReceiver != null, false, id); 10336 } 10337 } catch (RemoteException ex) { 10338 } 10339 } 10340 }); 10341 } 10342 10343 /** 10344 * Check if the external storage media is available. This is true if there 10345 * is a mounted external storage medium or if the external storage is 10346 * emulated. 10347 */ 10348 private boolean isExternalMediaAvailable() { 10349 return mMediaMounted || Environment.isExternalStorageEmulated(); 10350 } 10351 10352 @Override 10353 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 10354 // writer 10355 synchronized (mPackages) { 10356 if (!isExternalMediaAvailable()) { 10357 // If the external storage is no longer mounted at this point, 10358 // the caller may not have been able to delete all of this 10359 // packages files and can not delete any more. Bail. 10360 return null; 10361 } 10362 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 10363 if (lastPackage != null) { 10364 pkgs.remove(lastPackage); 10365 } 10366 if (pkgs.size() > 0) { 10367 return pkgs.get(0); 10368 } 10369 } 10370 return null; 10371 } 10372 10373 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 10374 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 10375 userId, andCode ? 1 : 0, packageName); 10376 if (mSystemReady) { 10377 msg.sendToTarget(); 10378 } else { 10379 if (mPostSystemReadyMessages == null) { 10380 mPostSystemReadyMessages = new ArrayList<>(); 10381 } 10382 mPostSystemReadyMessages.add(msg); 10383 } 10384 } 10385 10386 void startCleaningPackages() { 10387 // reader 10388 synchronized (mPackages) { 10389 if (!isExternalMediaAvailable()) { 10390 return; 10391 } 10392 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 10393 return; 10394 } 10395 } 10396 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 10397 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 10398 IActivityManager am = ActivityManagerNative.getDefault(); 10399 if (am != null) { 10400 try { 10401 am.startService(null, intent, null, mContext.getOpPackageName(), 10402 UserHandle.USER_SYSTEM); 10403 } catch (RemoteException e) { 10404 } 10405 } 10406 } 10407 10408 @Override 10409 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 10410 int installFlags, String installerPackageName, int userId) { 10411 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 10412 10413 final int callingUid = Binder.getCallingUid(); 10414 enforceCrossUserPermission(callingUid, userId, 10415 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 10416 10417 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10418 try { 10419 if (observer != null) { 10420 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 10421 } 10422 } catch (RemoteException re) { 10423 } 10424 return; 10425 } 10426 10427 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 10428 installFlags |= PackageManager.INSTALL_FROM_ADB; 10429 10430 } else { 10431 // Caller holds INSTALL_PACKAGES permission, so we're less strict 10432 // about installerPackageName. 10433 10434 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 10435 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 10436 } 10437 10438 UserHandle user; 10439 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 10440 user = UserHandle.ALL; 10441 } else { 10442 user = new UserHandle(userId); 10443 } 10444 10445 // Only system components can circumvent runtime permissions when installing. 10446 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 10447 && mContext.checkCallingOrSelfPermission(Manifest.permission 10448 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 10449 throw new SecurityException("You need the " 10450 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 10451 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 10452 } 10453 10454 final File originFile = new File(originPath); 10455 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 10456 10457 final Message msg = mHandler.obtainMessage(INIT_COPY); 10458 final VerificationInfo verificationInfo = new VerificationInfo( 10459 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 10460 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 10461 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 10462 null /*packageAbiOverride*/, null /*grantedPermissions*/); 10463 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 10464 msg.obj = params; 10465 10466 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 10467 System.identityHashCode(msg.obj)); 10468 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10469 System.identityHashCode(msg.obj)); 10470 10471 mHandler.sendMessage(msg); 10472 } 10473 10474 void installStage(String packageName, File stagedDir, String stagedCid, 10475 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 10476 String installerPackageName, int installerUid, UserHandle user) { 10477 if (DEBUG_EPHEMERAL) { 10478 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 10479 Slog.d(TAG, "Ephemeral install of " + packageName); 10480 } 10481 } 10482 final VerificationInfo verificationInfo = new VerificationInfo( 10483 sessionParams.originatingUri, sessionParams.referrerUri, 10484 sessionParams.originatingUid, installerUid); 10485 10486 final OriginInfo origin; 10487 if (stagedDir != null) { 10488 origin = OriginInfo.fromStagedFile(stagedDir); 10489 } else { 10490 origin = OriginInfo.fromStagedContainer(stagedCid); 10491 } 10492 10493 final Message msg = mHandler.obtainMessage(INIT_COPY); 10494 final InstallParams params = new InstallParams(origin, null, observer, 10495 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 10496 verificationInfo, user, sessionParams.abiOverride, 10497 sessionParams.grantedRuntimePermissions); 10498 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 10499 msg.obj = params; 10500 10501 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 10502 System.identityHashCode(msg.obj)); 10503 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 10504 System.identityHashCode(msg.obj)); 10505 10506 mHandler.sendMessage(msg); 10507 } 10508 10509 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 10510 int userId) { 10511 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 10512 sendPackageAddedForUser(packageName, isSystem, pkgSetting.appId, userId); 10513 } 10514 10515 private void sendPackageAddedForUser(String packageName, boolean isSystem, 10516 int appId, int userId) { 10517 Bundle extras = new Bundle(1); 10518 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, appId)); 10519 10520 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 10521 packageName, extras, 0, null, null, new int[] {userId}); 10522 try { 10523 IActivityManager am = ActivityManagerNative.getDefault(); 10524 if (isSystem && am.isUserRunning(userId, 0)) { 10525 // The just-installed/enabled app is bundled on the system, so presumed 10526 // to be able to run automatically without needing an explicit launch. 10527 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 10528 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 10529 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 10530 .setPackage(packageName); 10531 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 10532 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 10533 } 10534 } catch (RemoteException e) { 10535 // shouldn't happen 10536 Slog.w(TAG, "Unable to bootstrap installed package", e); 10537 } 10538 } 10539 10540 @Override 10541 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 10542 int userId) { 10543 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10544 PackageSetting pkgSetting; 10545 final int uid = Binder.getCallingUid(); 10546 enforceCrossUserPermission(uid, userId, 10547 true /* requireFullPermission */, true /* checkShell */, 10548 "setApplicationHiddenSetting for user " + userId); 10549 10550 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 10551 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 10552 return false; 10553 } 10554 10555 long callingId = Binder.clearCallingIdentity(); 10556 try { 10557 boolean sendAdded = false; 10558 boolean sendRemoved = false; 10559 // writer 10560 synchronized (mPackages) { 10561 pkgSetting = mSettings.mPackages.get(packageName); 10562 if (pkgSetting == null) { 10563 return false; 10564 } 10565 if (pkgSetting.getHidden(userId) != hidden) { 10566 pkgSetting.setHidden(hidden, userId); 10567 mSettings.writePackageRestrictionsLPr(userId); 10568 if (hidden) { 10569 sendRemoved = true; 10570 } else { 10571 sendAdded = true; 10572 } 10573 } 10574 } 10575 if (sendAdded) { 10576 sendPackageAddedForUser(packageName, pkgSetting, userId); 10577 return true; 10578 } 10579 if (sendRemoved) { 10580 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 10581 "hiding pkg"); 10582 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 10583 return true; 10584 } 10585 } finally { 10586 Binder.restoreCallingIdentity(callingId); 10587 } 10588 return false; 10589 } 10590 10591 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 10592 int userId) { 10593 final PackageRemovedInfo info = new PackageRemovedInfo(); 10594 info.removedPackage = packageName; 10595 info.removedUsers = new int[] {userId}; 10596 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 10597 info.sendPackageRemovedBroadcasts(); 10598 } 10599 10600 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 10601 if (pkgList.length > 0) { 10602 Bundle extras = new Bundle(1); 10603 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 10604 10605 sendPackageBroadcast( 10606 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 10607 : Intent.ACTION_PACKAGES_UNSUSPENDED, 10608 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 10609 new int[] {userId}); 10610 } 10611 } 10612 10613 /** 10614 * Returns true if application is not found or there was an error. Otherwise it returns 10615 * the hidden state of the package for the given user. 10616 */ 10617 @Override 10618 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 10619 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10620 enforceCrossUserPermission(Binder.getCallingUid(), userId, 10621 true /* requireFullPermission */, false /* checkShell */, 10622 "getApplicationHidden for user " + userId); 10623 PackageSetting pkgSetting; 10624 long callingId = Binder.clearCallingIdentity(); 10625 try { 10626 // writer 10627 synchronized (mPackages) { 10628 pkgSetting = mSettings.mPackages.get(packageName); 10629 if (pkgSetting == null) { 10630 return true; 10631 } 10632 return pkgSetting.getHidden(userId); 10633 } 10634 } finally { 10635 Binder.restoreCallingIdentity(callingId); 10636 } 10637 } 10638 10639 /** 10640 * @hide 10641 */ 10642 @Override 10643 public int installExistingPackageAsUser(String packageName, int userId) { 10644 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 10645 null); 10646 PackageSetting pkgSetting; 10647 final int uid = Binder.getCallingUid(); 10648 enforceCrossUserPermission(uid, userId, 10649 true /* requireFullPermission */, true /* checkShell */, 10650 "installExistingPackage for user " + userId); 10651 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 10652 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 10653 } 10654 10655 long callingId = Binder.clearCallingIdentity(); 10656 try { 10657 boolean installed = false; 10658 10659 // writer 10660 synchronized (mPackages) { 10661 pkgSetting = mSettings.mPackages.get(packageName); 10662 if (pkgSetting == null) { 10663 return PackageManager.INSTALL_FAILED_INVALID_URI; 10664 } 10665 if (!pkgSetting.getInstalled(userId)) { 10666 pkgSetting.setInstalled(true, userId); 10667 pkgSetting.setHidden(false, userId); 10668 mSettings.writePackageRestrictionsLPr(userId); 10669 installed = true; 10670 } 10671 } 10672 10673 if (installed) { 10674 if (pkgSetting.pkg != null) { 10675 prepareAppDataAfterInstall(pkgSetting.pkg); 10676 } 10677 sendPackageAddedForUser(packageName, pkgSetting, userId); 10678 } 10679 } finally { 10680 Binder.restoreCallingIdentity(callingId); 10681 } 10682 10683 return PackageManager.INSTALL_SUCCEEDED; 10684 } 10685 10686 boolean isUserRestricted(int userId, String restrictionKey) { 10687 Bundle restrictions = sUserManager.getUserRestrictions(userId); 10688 if (restrictions.getBoolean(restrictionKey, false)) { 10689 Log.w(TAG, "User is restricted: " + restrictionKey); 10690 return true; 10691 } 10692 return false; 10693 } 10694 10695 @Override 10696 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 10697 int userId) { 10698 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 10699 enforceCrossUserPermission(Binder.getCallingUid(), userId, 10700 true /* requireFullPermission */, true /* checkShell */, 10701 "setPackagesSuspended for user " + userId); 10702 10703 if (ArrayUtils.isEmpty(packageNames)) { 10704 return packageNames; 10705 } 10706 10707 // List of package names for whom the suspended state has changed. 10708 List<String> changedPackages = new ArrayList<>(packageNames.length); 10709 // List of package names for whom the suspended state is not set as requested in this 10710 // method. 10711 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 10712 for (int i = 0; i < packageNames.length; i++) { 10713 String packageName = packageNames[i]; 10714 long callingId = Binder.clearCallingIdentity(); 10715 try { 10716 boolean changed = false; 10717 final int appId; 10718 synchronized (mPackages) { 10719 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10720 if (pkgSetting == null) { 10721 Slog.w(TAG, "Could not find package setting for package \"" + packageName 10722 + "\". Skipping suspending/un-suspending."); 10723 unactionedPackages.add(packageName); 10724 continue; 10725 } 10726 appId = pkgSetting.appId; 10727 if (pkgSetting.getSuspended(userId) != suspended) { 10728 if (!canSuspendPackageForUserLocked(packageName, userId)) { 10729 unactionedPackages.add(packageName); 10730 continue; 10731 } 10732 pkgSetting.setSuspended(suspended, userId); 10733 mSettings.writePackageRestrictionsLPr(userId); 10734 changed = true; 10735 changedPackages.add(packageName); 10736 } 10737 } 10738 10739 if (changed && suspended) { 10740 killApplication(packageName, UserHandle.getUid(userId, appId), 10741 "suspending package"); 10742 } 10743 } finally { 10744 Binder.restoreCallingIdentity(callingId); 10745 } 10746 } 10747 10748 if (!changedPackages.isEmpty()) { 10749 sendPackagesSuspendedForUser(changedPackages.toArray( 10750 new String[changedPackages.size()]), userId, suspended); 10751 } 10752 10753 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 10754 } 10755 10756 @Override 10757 public boolean isPackageSuspendedForUser(String packageName, int userId) { 10758 enforceCrossUserPermission(Binder.getCallingUid(), userId, 10759 true /* requireFullPermission */, false /* checkShell */, 10760 "isPackageSuspendedForUser for user " + userId); 10761 synchronized (mPackages) { 10762 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 10763 return pkgSetting != null && pkgSetting.getSuspended(userId); 10764 } 10765 } 10766 10767 // TODO: investigate and add more restrictions for suspending crucial packages. 10768 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 10769 if (isPackageDeviceAdmin(packageName, userId)) { 10770 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10771 + "\": has active device admin"); 10772 return false; 10773 } 10774 10775 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 10776 if (packageName.equals(activeLauncherPackageName)) { 10777 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10778 + "\" because it is set as the active launcher"); 10779 return false; 10780 } 10781 10782 final PackageParser.Package pkg = mPackages.get(packageName); 10783 if (pkg != null && isPrivilegedApp(pkg)) { 10784 Slog.w(TAG, "Not suspending/un-suspending package \"" + packageName 10785 + "\" because it is a privileged app"); 10786 return false; 10787 } 10788 10789 return true; 10790 } 10791 10792 private String getActiveLauncherPackageName(int userId) { 10793 Intent intent = new Intent(Intent.ACTION_MAIN); 10794 intent.addCategory(Intent.CATEGORY_HOME); 10795 ResolveInfo resolveInfo = resolveIntent( 10796 intent, 10797 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 10798 PackageManager.MATCH_DEFAULT_ONLY, 10799 userId); 10800 10801 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 10802 } 10803 10804 @Override 10805 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 10806 mContext.enforceCallingOrSelfPermission( 10807 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10808 "Only package verification agents can verify applications"); 10809 10810 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10811 final PackageVerificationResponse response = new PackageVerificationResponse( 10812 verificationCode, Binder.getCallingUid()); 10813 msg.arg1 = id; 10814 msg.obj = response; 10815 mHandler.sendMessage(msg); 10816 } 10817 10818 @Override 10819 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 10820 long millisecondsToDelay) { 10821 mContext.enforceCallingOrSelfPermission( 10822 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 10823 "Only package verification agents can extend verification timeouts"); 10824 10825 final PackageVerificationState state = mPendingVerification.get(id); 10826 final PackageVerificationResponse response = new PackageVerificationResponse( 10827 verificationCodeAtTimeout, Binder.getCallingUid()); 10828 10829 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 10830 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 10831 } 10832 if (millisecondsToDelay < 0) { 10833 millisecondsToDelay = 0; 10834 } 10835 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 10836 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 10837 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 10838 } 10839 10840 if ((state != null) && !state.timeoutExtended()) { 10841 state.extendTimeout(); 10842 10843 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 10844 msg.arg1 = id; 10845 msg.obj = response; 10846 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 10847 } 10848 } 10849 10850 private void broadcastPackageVerified(int verificationId, Uri packageUri, 10851 int verificationCode, UserHandle user) { 10852 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 10853 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 10854 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 10855 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 10856 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 10857 10858 mContext.sendBroadcastAsUser(intent, user, 10859 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 10860 } 10861 10862 private ComponentName matchComponentForVerifier(String packageName, 10863 List<ResolveInfo> receivers) { 10864 ActivityInfo targetReceiver = null; 10865 10866 final int NR = receivers.size(); 10867 for (int i = 0; i < NR; i++) { 10868 final ResolveInfo info = receivers.get(i); 10869 if (info.activityInfo == null) { 10870 continue; 10871 } 10872 10873 if (packageName.equals(info.activityInfo.packageName)) { 10874 targetReceiver = info.activityInfo; 10875 break; 10876 } 10877 } 10878 10879 if (targetReceiver == null) { 10880 return null; 10881 } 10882 10883 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 10884 } 10885 10886 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 10887 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 10888 if (pkgInfo.verifiers.length == 0) { 10889 return null; 10890 } 10891 10892 final int N = pkgInfo.verifiers.length; 10893 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 10894 for (int i = 0; i < N; i++) { 10895 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 10896 10897 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 10898 receivers); 10899 if (comp == null) { 10900 continue; 10901 } 10902 10903 final int verifierUid = getUidForVerifier(verifierInfo); 10904 if (verifierUid == -1) { 10905 continue; 10906 } 10907 10908 if (DEBUG_VERIFY) { 10909 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 10910 + " with the correct signature"); 10911 } 10912 sufficientVerifiers.add(comp); 10913 verificationState.addSufficientVerifier(verifierUid); 10914 } 10915 10916 return sufficientVerifiers; 10917 } 10918 10919 private int getUidForVerifier(VerifierInfo verifierInfo) { 10920 synchronized (mPackages) { 10921 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 10922 if (pkg == null) { 10923 return -1; 10924 } else if (pkg.mSignatures.length != 1) { 10925 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10926 + " has more than one signature; ignoring"); 10927 return -1; 10928 } 10929 10930 /* 10931 * If the public key of the package's signature does not match 10932 * our expected public key, then this is a different package and 10933 * we should skip. 10934 */ 10935 10936 final byte[] expectedPublicKey; 10937 try { 10938 final Signature verifierSig = pkg.mSignatures[0]; 10939 final PublicKey publicKey = verifierSig.getPublicKey(); 10940 expectedPublicKey = publicKey.getEncoded(); 10941 } catch (CertificateException e) { 10942 return -1; 10943 } 10944 10945 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 10946 10947 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 10948 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 10949 + " does not have the expected public key; ignoring"); 10950 return -1; 10951 } 10952 10953 return pkg.applicationInfo.uid; 10954 } 10955 } 10956 10957 @Override 10958 public void finishPackageInstall(int token) { 10959 enforceSystemOrRoot("Only the system is allowed to finish installs"); 10960 10961 if (DEBUG_INSTALL) { 10962 Slog.v(TAG, "BM finishing package install for " + token); 10963 } 10964 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 10965 10966 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 10967 mHandler.sendMessage(msg); 10968 } 10969 10970 /** 10971 * Get the verification agent timeout. 10972 * 10973 * @return verification timeout in milliseconds 10974 */ 10975 private long getVerificationTimeout() { 10976 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 10977 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 10978 DEFAULT_VERIFICATION_TIMEOUT); 10979 } 10980 10981 /** 10982 * Get the default verification agent response code. 10983 * 10984 * @return default verification response code 10985 */ 10986 private int getDefaultVerificationResponse() { 10987 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 10988 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 10989 DEFAULT_VERIFICATION_RESPONSE); 10990 } 10991 10992 /** 10993 * Check whether or not package verification has been enabled. 10994 * 10995 * @return true if verification should be performed 10996 */ 10997 private boolean isVerificationEnabled(int userId, int installFlags) { 10998 if (!DEFAULT_VERIFY_ENABLE) { 10999 return false; 11000 } 11001 // Ephemeral apps don't get the full verification treatment 11002 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 11003 if (DEBUG_EPHEMERAL) { 11004 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 11005 } 11006 return false; 11007 } 11008 11009 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 11010 11011 // Check if installing from ADB 11012 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 11013 // Do not run verification in a test harness environment 11014 if (ActivityManager.isRunningInTestHarness()) { 11015 return false; 11016 } 11017 if (ensureVerifyAppsEnabled) { 11018 return true; 11019 } 11020 // Check if the developer does not want package verification for ADB installs 11021 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11022 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 11023 return false; 11024 } 11025 } 11026 11027 if (ensureVerifyAppsEnabled) { 11028 return true; 11029 } 11030 11031 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11032 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 11033 } 11034 11035 @Override 11036 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 11037 throws RemoteException { 11038 mContext.enforceCallingOrSelfPermission( 11039 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 11040 "Only intentfilter verification agents can verify applications"); 11041 11042 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 11043 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 11044 Binder.getCallingUid(), verificationCode, failedDomains); 11045 msg.arg1 = id; 11046 msg.obj = response; 11047 mHandler.sendMessage(msg); 11048 } 11049 11050 @Override 11051 public int getIntentVerificationStatus(String packageName, int userId) { 11052 synchronized (mPackages) { 11053 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 11054 } 11055 } 11056 11057 @Override 11058 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 11059 mContext.enforceCallingOrSelfPermission( 11060 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11061 11062 boolean result = false; 11063 synchronized (mPackages) { 11064 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 11065 } 11066 if (result) { 11067 scheduleWritePackageRestrictionsLocked(userId); 11068 } 11069 return result; 11070 } 11071 11072 @Override 11073 public List<IntentFilterVerificationInfo> getIntentFilterVerifications(String packageName) { 11074 synchronized (mPackages) { 11075 return mSettings.getIntentFilterVerificationsLPr(packageName); 11076 } 11077 } 11078 11079 @Override 11080 public List<IntentFilter> getAllIntentFilters(String packageName) { 11081 if (TextUtils.isEmpty(packageName)) { 11082 return Collections.<IntentFilter>emptyList(); 11083 } 11084 synchronized (mPackages) { 11085 PackageParser.Package pkg = mPackages.get(packageName); 11086 if (pkg == null || pkg.activities == null) { 11087 return Collections.<IntentFilter>emptyList(); 11088 } 11089 final int count = pkg.activities.size(); 11090 ArrayList<IntentFilter> result = new ArrayList<>(); 11091 for (int n=0; n<count; n++) { 11092 PackageParser.Activity activity = pkg.activities.get(n); 11093 if (activity.intents != null && activity.intents.size() > 0) { 11094 result.addAll(activity.intents); 11095 } 11096 } 11097 return result; 11098 } 11099 } 11100 11101 @Override 11102 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 11103 mContext.enforceCallingOrSelfPermission( 11104 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 11105 11106 synchronized (mPackages) { 11107 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 11108 if (packageName != null) { 11109 result |= updateIntentVerificationStatus(packageName, 11110 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 11111 userId); 11112 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 11113 packageName, userId); 11114 } 11115 return result; 11116 } 11117 } 11118 11119 @Override 11120 public String getDefaultBrowserPackageName(int userId) { 11121 synchronized (mPackages) { 11122 return mSettings.getDefaultBrowserPackageNameLPw(userId); 11123 } 11124 } 11125 11126 /** 11127 * Get the "allow unknown sources" setting. 11128 * 11129 * @return the current "allow unknown sources" setting 11130 */ 11131 private int getUnknownSourcesSettings() { 11132 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 11133 android.provider.Settings.Global.INSTALL_NON_MARKET_APPS, 11134 -1); 11135 } 11136 11137 @Override 11138 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 11139 final int uid = Binder.getCallingUid(); 11140 // writer 11141 synchronized (mPackages) { 11142 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 11143 if (targetPackageSetting == null) { 11144 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 11145 } 11146 11147 PackageSetting installerPackageSetting; 11148 if (installerPackageName != null) { 11149 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 11150 if (installerPackageSetting == null) { 11151 throw new IllegalArgumentException("Unknown installer package: " 11152 + installerPackageName); 11153 } 11154 } else { 11155 installerPackageSetting = null; 11156 } 11157 11158 Signature[] callerSignature; 11159 Object obj = mSettings.getUserIdLPr(uid); 11160 if (obj != null) { 11161 if (obj instanceof SharedUserSetting) { 11162 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 11163 } else if (obj instanceof PackageSetting) { 11164 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 11165 } else { 11166 throw new SecurityException("Bad object " + obj + " for uid " + uid); 11167 } 11168 } else { 11169 throw new SecurityException("Unknown calling UID: " + uid); 11170 } 11171 11172 // Verify: can't set installerPackageName to a package that is 11173 // not signed with the same cert as the caller. 11174 if (installerPackageSetting != null) { 11175 if (compareSignatures(callerSignature, 11176 installerPackageSetting.signatures.mSignatures) 11177 != PackageManager.SIGNATURE_MATCH) { 11178 throw new SecurityException( 11179 "Caller does not have same cert as new installer package " 11180 + installerPackageName); 11181 } 11182 } 11183 11184 // Verify: if target already has an installer package, it must 11185 // be signed with the same cert as the caller. 11186 if (targetPackageSetting.installerPackageName != null) { 11187 PackageSetting setting = mSettings.mPackages.get( 11188 targetPackageSetting.installerPackageName); 11189 // If the currently set package isn't valid, then it's always 11190 // okay to change it. 11191 if (setting != null) { 11192 if (compareSignatures(callerSignature, 11193 setting.signatures.mSignatures) 11194 != PackageManager.SIGNATURE_MATCH) { 11195 throw new SecurityException( 11196 "Caller does not have same cert as old installer package " 11197 + targetPackageSetting.installerPackageName); 11198 } 11199 } 11200 } 11201 11202 // Okay! 11203 targetPackageSetting.installerPackageName = installerPackageName; 11204 scheduleWriteSettingsLocked(); 11205 } 11206 } 11207 11208 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 11209 // Queue up an async operation since the package installation may take a little while. 11210 mHandler.post(new Runnable() { 11211 public void run() { 11212 mHandler.removeCallbacks(this); 11213 // Result object to be returned 11214 PackageInstalledInfo res = new PackageInstalledInfo(); 11215 res.setReturnCode(currentStatus); 11216 res.uid = -1; 11217 res.pkg = null; 11218 res.removedInfo = null; 11219 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 11220 args.doPreInstall(res.returnCode); 11221 synchronized (mInstallLock) { 11222 installPackageTracedLI(args, res); 11223 } 11224 args.doPostInstall(res.returnCode, res.uid); 11225 } 11226 11227 // A restore should be performed at this point if (a) the install 11228 // succeeded, (b) the operation is not an update, and (c) the new 11229 // package has not opted out of backup participation. 11230 final boolean update = res.removedInfo != null 11231 && res.removedInfo.removedPackage != null; 11232 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 11233 boolean doRestore = !update 11234 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 11235 11236 // Set up the post-install work request bookkeeping. This will be used 11237 // and cleaned up by the post-install event handling regardless of whether 11238 // there's a restore pass performed. Token values are >= 1. 11239 int token; 11240 if (mNextInstallToken < 0) mNextInstallToken = 1; 11241 token = mNextInstallToken++; 11242 11243 PostInstallData data = new PostInstallData(args, res); 11244 mRunningInstalls.put(token, data); 11245 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 11246 11247 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 11248 // Pass responsibility to the Backup Manager. It will perform a 11249 // restore if appropriate, then pass responsibility back to the 11250 // Package Manager to run the post-install observer callbacks 11251 // and broadcasts. 11252 IBackupManager bm = IBackupManager.Stub.asInterface( 11253 ServiceManager.getService(Context.BACKUP_SERVICE)); 11254 if (bm != null) { 11255 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 11256 + " to BM for possible restore"); 11257 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 11258 try { 11259 // TODO: http://b/22388012 11260 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 11261 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 11262 } else { 11263 doRestore = false; 11264 } 11265 } catch (RemoteException e) { 11266 // can't happen; the backup manager is local 11267 } catch (Exception e) { 11268 Slog.e(TAG, "Exception trying to enqueue restore", e); 11269 doRestore = false; 11270 } 11271 } else { 11272 Slog.e(TAG, "Backup Manager not found!"); 11273 doRestore = false; 11274 } 11275 } 11276 11277 if (!doRestore) { 11278 // No restore possible, or the Backup Manager was mysteriously not 11279 // available -- just fire the post-install work request directly. 11280 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 11281 11282 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 11283 11284 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 11285 mHandler.sendMessage(msg); 11286 } 11287 } 11288 }); 11289 } 11290 11291 private abstract class HandlerParams { 11292 private static final int MAX_RETRIES = 4; 11293 11294 /** 11295 * Number of times startCopy() has been attempted and had a non-fatal 11296 * error. 11297 */ 11298 private int mRetries = 0; 11299 11300 /** User handle for the user requesting the information or installation. */ 11301 private final UserHandle mUser; 11302 String traceMethod; 11303 int traceCookie; 11304 11305 HandlerParams(UserHandle user) { 11306 mUser = user; 11307 } 11308 11309 UserHandle getUser() { 11310 return mUser; 11311 } 11312 11313 HandlerParams setTraceMethod(String traceMethod) { 11314 this.traceMethod = traceMethod; 11315 return this; 11316 } 11317 11318 HandlerParams setTraceCookie(int traceCookie) { 11319 this.traceCookie = traceCookie; 11320 return this; 11321 } 11322 11323 final boolean startCopy() { 11324 boolean res; 11325 try { 11326 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 11327 11328 if (++mRetries > MAX_RETRIES) { 11329 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 11330 mHandler.sendEmptyMessage(MCS_GIVE_UP); 11331 handleServiceError(); 11332 return false; 11333 } else { 11334 handleStartCopy(); 11335 res = true; 11336 } 11337 } catch (RemoteException e) { 11338 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 11339 mHandler.sendEmptyMessage(MCS_RECONNECT); 11340 res = false; 11341 } 11342 handleReturnCode(); 11343 return res; 11344 } 11345 11346 final void serviceError() { 11347 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 11348 handleServiceError(); 11349 handleReturnCode(); 11350 } 11351 11352 abstract void handleStartCopy() throws RemoteException; 11353 abstract void handleServiceError(); 11354 abstract void handleReturnCode(); 11355 } 11356 11357 class MeasureParams extends HandlerParams { 11358 private final PackageStats mStats; 11359 private boolean mSuccess; 11360 11361 private final IPackageStatsObserver mObserver; 11362 11363 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 11364 super(new UserHandle(stats.userHandle)); 11365 mObserver = observer; 11366 mStats = stats; 11367 } 11368 11369 @Override 11370 public String toString() { 11371 return "MeasureParams{" 11372 + Integer.toHexString(System.identityHashCode(this)) 11373 + " " + mStats.packageName + "}"; 11374 } 11375 11376 @Override 11377 void handleStartCopy() throws RemoteException { 11378 synchronized (mInstallLock) { 11379 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 11380 } 11381 11382 if (mSuccess) { 11383 final boolean mounted; 11384 if (Environment.isExternalStorageEmulated()) { 11385 mounted = true; 11386 } else { 11387 final String status = Environment.getExternalStorageState(); 11388 mounted = (Environment.MEDIA_MOUNTED.equals(status) 11389 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 11390 } 11391 11392 if (mounted) { 11393 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 11394 11395 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 11396 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 11397 11398 mStats.externalDataSize = calculateDirectorySize(mContainerService, 11399 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 11400 11401 // Always subtract cache size, since it's a subdirectory 11402 mStats.externalDataSize -= mStats.externalCacheSize; 11403 11404 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 11405 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 11406 11407 mStats.externalObbSize = calculateDirectorySize(mContainerService, 11408 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 11409 } 11410 } 11411 } 11412 11413 @Override 11414 void handleReturnCode() { 11415 if (mObserver != null) { 11416 try { 11417 mObserver.onGetStatsCompleted(mStats, mSuccess); 11418 } catch (RemoteException e) { 11419 Slog.i(TAG, "Observer no longer exists."); 11420 } 11421 } 11422 } 11423 11424 @Override 11425 void handleServiceError() { 11426 Slog.e(TAG, "Could not measure application " + mStats.packageName 11427 + " external storage"); 11428 } 11429 } 11430 11431 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 11432 throws RemoteException { 11433 long result = 0; 11434 for (File path : paths) { 11435 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 11436 } 11437 return result; 11438 } 11439 11440 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 11441 for (File path : paths) { 11442 try { 11443 mcs.clearDirectory(path.getAbsolutePath()); 11444 } catch (RemoteException e) { 11445 } 11446 } 11447 } 11448 11449 static class OriginInfo { 11450 /** 11451 * Location where install is coming from, before it has been 11452 * copied/renamed into place. This could be a single monolithic APK 11453 * file, or a cluster directory. This location may be untrusted. 11454 */ 11455 final File file; 11456 final String cid; 11457 11458 /** 11459 * Flag indicating that {@link #file} or {@link #cid} has already been 11460 * staged, meaning downstream users don't need to defensively copy the 11461 * contents. 11462 */ 11463 final boolean staged; 11464 11465 /** 11466 * Flag indicating that {@link #file} or {@link #cid} is an already 11467 * installed app that is being moved. 11468 */ 11469 final boolean existing; 11470 11471 final String resolvedPath; 11472 final File resolvedFile; 11473 11474 static OriginInfo fromNothing() { 11475 return new OriginInfo(null, null, false, false); 11476 } 11477 11478 static OriginInfo fromUntrustedFile(File file) { 11479 return new OriginInfo(file, null, false, false); 11480 } 11481 11482 static OriginInfo fromExistingFile(File file) { 11483 return new OriginInfo(file, null, false, true); 11484 } 11485 11486 static OriginInfo fromStagedFile(File file) { 11487 return new OriginInfo(file, null, true, false); 11488 } 11489 11490 static OriginInfo fromStagedContainer(String cid) { 11491 return new OriginInfo(null, cid, true, false); 11492 } 11493 11494 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 11495 this.file = file; 11496 this.cid = cid; 11497 this.staged = staged; 11498 this.existing = existing; 11499 11500 if (cid != null) { 11501 resolvedPath = PackageHelper.getSdDir(cid); 11502 resolvedFile = new File(resolvedPath); 11503 } else if (file != null) { 11504 resolvedPath = file.getAbsolutePath(); 11505 resolvedFile = file; 11506 } else { 11507 resolvedPath = null; 11508 resolvedFile = null; 11509 } 11510 } 11511 } 11512 11513 static class MoveInfo { 11514 final int moveId; 11515 final String fromUuid; 11516 final String toUuid; 11517 final String packageName; 11518 final String dataAppName; 11519 final int appId; 11520 final String seinfo; 11521 final int targetSdkVersion; 11522 11523 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 11524 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 11525 this.moveId = moveId; 11526 this.fromUuid = fromUuid; 11527 this.toUuid = toUuid; 11528 this.packageName = packageName; 11529 this.dataAppName = dataAppName; 11530 this.appId = appId; 11531 this.seinfo = seinfo; 11532 this.targetSdkVersion = targetSdkVersion; 11533 } 11534 } 11535 11536 static class VerificationInfo { 11537 /** A constant used to indicate that a uid value is not present. */ 11538 public static final int NO_UID = -1; 11539 11540 /** URI referencing where the package was downloaded from. */ 11541 final Uri originatingUri; 11542 11543 /** HTTP referrer URI associated with the originatingURI. */ 11544 final Uri referrer; 11545 11546 /** UID of the application that the install request originated from. */ 11547 final int originatingUid; 11548 11549 /** UID of application requesting the install */ 11550 final int installerUid; 11551 11552 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 11553 this.originatingUri = originatingUri; 11554 this.referrer = referrer; 11555 this.originatingUid = originatingUid; 11556 this.installerUid = installerUid; 11557 } 11558 } 11559 11560 class InstallParams extends HandlerParams { 11561 final OriginInfo origin; 11562 final MoveInfo move; 11563 final IPackageInstallObserver2 observer; 11564 int installFlags; 11565 final String installerPackageName; 11566 final String volumeUuid; 11567 private InstallArgs mArgs; 11568 private int mRet; 11569 final String packageAbiOverride; 11570 final String[] grantedRuntimePermissions; 11571 final VerificationInfo verificationInfo; 11572 11573 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 11574 int installFlags, String installerPackageName, String volumeUuid, 11575 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 11576 String[] grantedPermissions) { 11577 super(user); 11578 this.origin = origin; 11579 this.move = move; 11580 this.observer = observer; 11581 this.installFlags = installFlags; 11582 this.installerPackageName = installerPackageName; 11583 this.volumeUuid = volumeUuid; 11584 this.verificationInfo = verificationInfo; 11585 this.packageAbiOverride = packageAbiOverride; 11586 this.grantedRuntimePermissions = grantedPermissions; 11587 } 11588 11589 @Override 11590 public String toString() { 11591 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 11592 + " file=" + origin.file + " cid=" + origin.cid + "}"; 11593 } 11594 11595 private int installLocationPolicy(PackageInfoLite pkgLite) { 11596 String packageName = pkgLite.packageName; 11597 int installLocation = pkgLite.installLocation; 11598 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11599 // reader 11600 synchronized (mPackages) { 11601 // Currently installed package which the new package is attempting to replace or 11602 // null if no such package is installed. 11603 PackageParser.Package installedPkg = mPackages.get(packageName); 11604 // Package which currently owns the data which the new package will own if installed. 11605 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 11606 // will be null whereas dataOwnerPkg will contain information about the package 11607 // which was uninstalled while keeping its data. 11608 PackageParser.Package dataOwnerPkg = installedPkg; 11609 if (dataOwnerPkg == null) { 11610 PackageSetting ps = mSettings.mPackages.get(packageName); 11611 if (ps != null) { 11612 dataOwnerPkg = ps.pkg; 11613 } 11614 } 11615 11616 if (dataOwnerPkg != null) { 11617 // If installed, the package will get access to data left on the device by its 11618 // predecessor. As a security measure, this is permited only if this is not a 11619 // version downgrade or if the predecessor package is marked as debuggable and 11620 // a downgrade is explicitly requested. 11621 if (((dataOwnerPkg.applicationInfo.flags & ApplicationInfo.FLAG_DEBUGGABLE) == 0) 11622 || ((installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) == 0)) { 11623 try { 11624 checkDowngrade(dataOwnerPkg, pkgLite); 11625 } catch (PackageManagerException e) { 11626 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 11627 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 11628 } 11629 } 11630 } 11631 11632 if (installedPkg != null) { 11633 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 11634 // Check for updated system application. 11635 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 11636 if (onSd) { 11637 Slog.w(TAG, "Cannot install update to system app on sdcard"); 11638 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 11639 } 11640 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11641 } else { 11642 if (onSd) { 11643 // Install flag overrides everything. 11644 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11645 } 11646 // If current upgrade specifies particular preference 11647 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 11648 // Application explicitly specified internal. 11649 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11650 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 11651 // App explictly prefers external. Let policy decide 11652 } else { 11653 // Prefer previous location 11654 if (isExternal(installedPkg)) { 11655 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11656 } 11657 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 11658 } 11659 } 11660 } else { 11661 // Invalid install. Return error code 11662 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 11663 } 11664 } 11665 } 11666 // All the special cases have been taken care of. 11667 // Return result based on recommended install location. 11668 if (onSd) { 11669 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 11670 } 11671 return pkgLite.recommendedInstallLocation; 11672 } 11673 11674 /* 11675 * Invoke remote method to get package information and install 11676 * location values. Override install location based on default 11677 * policy if needed and then create install arguments based 11678 * on the install location. 11679 */ 11680 public void handleStartCopy() throws RemoteException { 11681 int ret = PackageManager.INSTALL_SUCCEEDED; 11682 11683 // If we're already staged, we've firmly committed to an install location 11684 if (origin.staged) { 11685 if (origin.file != null) { 11686 installFlags |= PackageManager.INSTALL_INTERNAL; 11687 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11688 } else if (origin.cid != null) { 11689 installFlags |= PackageManager.INSTALL_EXTERNAL; 11690 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11691 } else { 11692 throw new IllegalStateException("Invalid stage location"); 11693 } 11694 } 11695 11696 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 11697 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 11698 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 11699 PackageInfoLite pkgLite = null; 11700 11701 if (onInt && onSd) { 11702 // Check if both bits are set. 11703 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 11704 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11705 } else if (onSd && ephemeral) { 11706 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 11707 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11708 } else { 11709 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 11710 packageAbiOverride); 11711 11712 if (DEBUG_EPHEMERAL && ephemeral) { 11713 Slog.v(TAG, "pkgLite for install: " + pkgLite); 11714 } 11715 11716 /* 11717 * If we have too little free space, try to free cache 11718 * before giving up. 11719 */ 11720 if (!origin.staged && pkgLite.recommendedInstallLocation 11721 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11722 // TODO: focus freeing disk space on the target device 11723 final StorageManager storage = StorageManager.from(mContext); 11724 final long lowThreshold = storage.getStorageLowBytes( 11725 Environment.getDataDirectory()); 11726 11727 final long sizeBytes = mContainerService.calculateInstalledSize( 11728 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 11729 11730 try { 11731 mInstaller.freeCache(null, sizeBytes + lowThreshold); 11732 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 11733 installFlags, packageAbiOverride); 11734 } catch (InstallerException e) { 11735 Slog.w(TAG, "Failed to free cache", e); 11736 } 11737 11738 /* 11739 * The cache free must have deleted the file we 11740 * downloaded to install. 11741 * 11742 * TODO: fix the "freeCache" call to not delete 11743 * the file we care about. 11744 */ 11745 if (pkgLite.recommendedInstallLocation 11746 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11747 pkgLite.recommendedInstallLocation 11748 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 11749 } 11750 } 11751 } 11752 11753 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11754 int loc = pkgLite.recommendedInstallLocation; 11755 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 11756 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 11757 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 11758 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 11759 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 11760 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 11761 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 11762 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 11763 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 11764 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 11765 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 11766 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 11767 } else { 11768 // Override with defaults if needed. 11769 loc = installLocationPolicy(pkgLite); 11770 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 11771 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 11772 } else if (!onSd && !onInt) { 11773 // Override install location with flags 11774 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 11775 // Set the flag to install on external media. 11776 installFlags |= PackageManager.INSTALL_EXTERNAL; 11777 installFlags &= ~PackageManager.INSTALL_INTERNAL; 11778 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 11779 if (DEBUG_EPHEMERAL) { 11780 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 11781 } 11782 installFlags |= PackageManager.INSTALL_EPHEMERAL; 11783 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 11784 |PackageManager.INSTALL_INTERNAL); 11785 } else { 11786 // Make sure the flag for installing on external 11787 // media is unset 11788 installFlags |= PackageManager.INSTALL_INTERNAL; 11789 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 11790 } 11791 } 11792 } 11793 } 11794 11795 final InstallArgs args = createInstallArgs(this); 11796 mArgs = args; 11797 11798 if (ret == PackageManager.INSTALL_SUCCEEDED) { 11799 // TODO: http://b/22976637 11800 // Apps installed for "all" users use the device owner to verify the app 11801 UserHandle verifierUser = getUser(); 11802 if (verifierUser == UserHandle.ALL) { 11803 verifierUser = UserHandle.SYSTEM; 11804 } 11805 11806 /* 11807 * Determine if we have any installed package verifiers. If we 11808 * do, then we'll defer to them to verify the packages. 11809 */ 11810 final int requiredUid = mRequiredVerifierPackage == null ? -1 11811 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 11812 verifierUser.getIdentifier()); 11813 if (!origin.existing && requiredUid != -1 11814 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 11815 final Intent verification = new Intent( 11816 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 11817 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 11818 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 11819 PACKAGE_MIME_TYPE); 11820 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 11821 11822 // Query all live verifiers based on current user state 11823 final List<ResolveInfo> receivers = queryIntentReceivers(verification, 11824 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 11825 11826 if (DEBUG_VERIFY) { 11827 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 11828 + verification.toString() + " with " + pkgLite.verifiers.length 11829 + " optional verifiers"); 11830 } 11831 11832 final int verificationId = mPendingVerificationToken++; 11833 11834 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 11835 11836 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 11837 installerPackageName); 11838 11839 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 11840 installFlags); 11841 11842 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 11843 pkgLite.packageName); 11844 11845 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 11846 pkgLite.versionCode); 11847 11848 if (verificationInfo != null) { 11849 if (verificationInfo.originatingUri != null) { 11850 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 11851 verificationInfo.originatingUri); 11852 } 11853 if (verificationInfo.referrer != null) { 11854 verification.putExtra(Intent.EXTRA_REFERRER, 11855 verificationInfo.referrer); 11856 } 11857 if (verificationInfo.originatingUid >= 0) { 11858 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 11859 verificationInfo.originatingUid); 11860 } 11861 if (verificationInfo.installerUid >= 0) { 11862 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 11863 verificationInfo.installerUid); 11864 } 11865 } 11866 11867 final PackageVerificationState verificationState = new PackageVerificationState( 11868 requiredUid, args); 11869 11870 mPendingVerification.append(verificationId, verificationState); 11871 11872 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 11873 receivers, verificationState); 11874 11875 /* 11876 * If any sufficient verifiers were listed in the package 11877 * manifest, attempt to ask them. 11878 */ 11879 if (sufficientVerifiers != null) { 11880 final int N = sufficientVerifiers.size(); 11881 if (N == 0) { 11882 Slog.i(TAG, "Additional verifiers required, but none installed."); 11883 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 11884 } else { 11885 for (int i = 0; i < N; i++) { 11886 final ComponentName verifierComponent = sufficientVerifiers.get(i); 11887 11888 final Intent sufficientIntent = new Intent(verification); 11889 sufficientIntent.setComponent(verifierComponent); 11890 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 11891 } 11892 } 11893 } 11894 11895 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 11896 mRequiredVerifierPackage, receivers); 11897 if (ret == PackageManager.INSTALL_SUCCEEDED 11898 && mRequiredVerifierPackage != null) { 11899 Trace.asyncTraceBegin( 11900 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 11901 /* 11902 * Send the intent to the required verification agent, 11903 * but only start the verification timeout after the 11904 * target BroadcastReceivers have run. 11905 */ 11906 verification.setComponent(requiredVerifierComponent); 11907 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 11908 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11909 new BroadcastReceiver() { 11910 @Override 11911 public void onReceive(Context context, Intent intent) { 11912 final Message msg = mHandler 11913 .obtainMessage(CHECK_PENDING_VERIFICATION); 11914 msg.arg1 = verificationId; 11915 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 11916 } 11917 }, null, 0, null, null); 11918 11919 /* 11920 * We don't want the copy to proceed until verification 11921 * succeeds, so null out this field. 11922 */ 11923 mArgs = null; 11924 } 11925 } else { 11926 /* 11927 * No package verification is enabled, so immediately start 11928 * the remote call to initiate copy using temporary file. 11929 */ 11930 ret = args.copyApk(mContainerService, true); 11931 } 11932 } 11933 11934 mRet = ret; 11935 } 11936 11937 @Override 11938 void handleReturnCode() { 11939 // If mArgs is null, then MCS couldn't be reached. When it 11940 // reconnects, it will try again to install. At that point, this 11941 // will succeed. 11942 if (mArgs != null) { 11943 processPendingInstall(mArgs, mRet); 11944 } 11945 } 11946 11947 @Override 11948 void handleServiceError() { 11949 mArgs = createInstallArgs(this); 11950 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 11951 } 11952 11953 public boolean isForwardLocked() { 11954 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11955 } 11956 } 11957 11958 /** 11959 * Used during creation of InstallArgs 11960 * 11961 * @param installFlags package installation flags 11962 * @return true if should be installed on external storage 11963 */ 11964 private static boolean installOnExternalAsec(int installFlags) { 11965 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 11966 return false; 11967 } 11968 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 11969 return true; 11970 } 11971 return false; 11972 } 11973 11974 /** 11975 * Used during creation of InstallArgs 11976 * 11977 * @param installFlags package installation flags 11978 * @return true if should be installed as forward locked 11979 */ 11980 private static boolean installForwardLocked(int installFlags) { 11981 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 11982 } 11983 11984 private InstallArgs createInstallArgs(InstallParams params) { 11985 if (params.move != null) { 11986 return new MoveInstallArgs(params); 11987 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 11988 return new AsecInstallArgs(params); 11989 } else { 11990 return new FileInstallArgs(params); 11991 } 11992 } 11993 11994 /** 11995 * Create args that describe an existing installed package. Typically used 11996 * when cleaning up old installs, or used as a move source. 11997 */ 11998 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 11999 String resourcePath, String[] instructionSets) { 12000 final boolean isInAsec; 12001 if (installOnExternalAsec(installFlags)) { 12002 /* Apps on SD card are always in ASEC containers. */ 12003 isInAsec = true; 12004 } else if (installForwardLocked(installFlags) 12005 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 12006 /* 12007 * Forward-locked apps are only in ASEC containers if they're the 12008 * new style 12009 */ 12010 isInAsec = true; 12011 } else { 12012 isInAsec = false; 12013 } 12014 12015 if (isInAsec) { 12016 return new AsecInstallArgs(codePath, instructionSets, 12017 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 12018 } else { 12019 return new FileInstallArgs(codePath, resourcePath, instructionSets); 12020 } 12021 } 12022 12023 static abstract class InstallArgs { 12024 /** @see InstallParams#origin */ 12025 final OriginInfo origin; 12026 /** @see InstallParams#move */ 12027 final MoveInfo move; 12028 12029 final IPackageInstallObserver2 observer; 12030 // Always refers to PackageManager flags only 12031 final int installFlags; 12032 final String installerPackageName; 12033 final String volumeUuid; 12034 final UserHandle user; 12035 final String abiOverride; 12036 final String[] installGrantPermissions; 12037 /** If non-null, drop an async trace when the install completes */ 12038 final String traceMethod; 12039 final int traceCookie; 12040 12041 // The list of instruction sets supported by this app. This is currently 12042 // only used during the rmdex() phase to clean up resources. We can get rid of this 12043 // if we move dex files under the common app path. 12044 /* nullable */ String[] instructionSets; 12045 12046 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 12047 int installFlags, String installerPackageName, String volumeUuid, 12048 UserHandle user, String[] instructionSets, 12049 String abiOverride, String[] installGrantPermissions, 12050 String traceMethod, int traceCookie) { 12051 this.origin = origin; 12052 this.move = move; 12053 this.installFlags = installFlags; 12054 this.observer = observer; 12055 this.installerPackageName = installerPackageName; 12056 this.volumeUuid = volumeUuid; 12057 this.user = user; 12058 this.instructionSets = instructionSets; 12059 this.abiOverride = abiOverride; 12060 this.installGrantPermissions = installGrantPermissions; 12061 this.traceMethod = traceMethod; 12062 this.traceCookie = traceCookie; 12063 } 12064 12065 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 12066 abstract int doPreInstall(int status); 12067 12068 /** 12069 * Rename package into final resting place. All paths on the given 12070 * scanned package should be updated to reflect the rename. 12071 */ 12072 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 12073 abstract int doPostInstall(int status, int uid); 12074 12075 /** @see PackageSettingBase#codePathString */ 12076 abstract String getCodePath(); 12077 /** @see PackageSettingBase#resourcePathString */ 12078 abstract String getResourcePath(); 12079 12080 // Need installer lock especially for dex file removal. 12081 abstract void cleanUpResourcesLI(); 12082 abstract boolean doPostDeleteLI(boolean delete); 12083 12084 /** 12085 * Called before the source arguments are copied. This is used mostly 12086 * for MoveParams when it needs to read the source file to put it in the 12087 * destination. 12088 */ 12089 int doPreCopy() { 12090 return PackageManager.INSTALL_SUCCEEDED; 12091 } 12092 12093 /** 12094 * Called after the source arguments are copied. This is used mostly for 12095 * MoveParams when it needs to read the source file to put it in the 12096 * destination. 12097 * 12098 * @return 12099 */ 12100 int doPostCopy(int uid) { 12101 return PackageManager.INSTALL_SUCCEEDED; 12102 } 12103 12104 protected boolean isFwdLocked() { 12105 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 12106 } 12107 12108 protected boolean isExternalAsec() { 12109 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12110 } 12111 12112 protected boolean isEphemeral() { 12113 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12114 } 12115 12116 UserHandle getUser() { 12117 return user; 12118 } 12119 } 12120 12121 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 12122 if (!allCodePaths.isEmpty()) { 12123 if (instructionSets == null) { 12124 throw new IllegalStateException("instructionSet == null"); 12125 } 12126 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 12127 for (String codePath : allCodePaths) { 12128 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 12129 try { 12130 mInstaller.rmdex(codePath, dexCodeInstructionSet); 12131 } catch (InstallerException ignored) { 12132 } 12133 } 12134 } 12135 } 12136 } 12137 12138 /** 12139 * Logic to handle installation of non-ASEC applications, including copying 12140 * and renaming logic. 12141 */ 12142 class FileInstallArgs extends InstallArgs { 12143 private File codeFile; 12144 private File resourceFile; 12145 12146 // Example topology: 12147 // /data/app/com.example/base.apk 12148 // /data/app/com.example/split_foo.apk 12149 // /data/app/com.example/lib/arm/libfoo.so 12150 // /data/app/com.example/lib/arm64/libfoo.so 12151 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 12152 12153 /** New install */ 12154 FileInstallArgs(InstallParams params) { 12155 super(params.origin, params.move, params.observer, params.installFlags, 12156 params.installerPackageName, params.volumeUuid, 12157 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12158 params.grantedRuntimePermissions, 12159 params.traceMethod, params.traceCookie); 12160 if (isFwdLocked()) { 12161 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 12162 } 12163 } 12164 12165 /** Existing install */ 12166 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 12167 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 12168 null, null, null, 0); 12169 this.codeFile = (codePath != null) ? new File(codePath) : null; 12170 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 12171 } 12172 12173 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12174 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 12175 try { 12176 return doCopyApk(imcs, temp); 12177 } finally { 12178 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12179 } 12180 } 12181 12182 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12183 if (origin.staged) { 12184 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 12185 codeFile = origin.file; 12186 resourceFile = origin.file; 12187 return PackageManager.INSTALL_SUCCEEDED; 12188 } 12189 12190 try { 12191 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12192 final File tempDir = 12193 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 12194 codeFile = tempDir; 12195 resourceFile = tempDir; 12196 } catch (IOException e) { 12197 Slog.w(TAG, "Failed to create copy file: " + e); 12198 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 12199 } 12200 12201 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 12202 @Override 12203 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 12204 if (!FileUtils.isValidExtFilename(name)) { 12205 throw new IllegalArgumentException("Invalid filename: " + name); 12206 } 12207 try { 12208 final File file = new File(codeFile, name); 12209 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 12210 O_RDWR | O_CREAT, 0644); 12211 Os.chmod(file.getAbsolutePath(), 0644); 12212 return new ParcelFileDescriptor(fd); 12213 } catch (ErrnoException e) { 12214 throw new RemoteException("Failed to open: " + e.getMessage()); 12215 } 12216 } 12217 }; 12218 12219 int ret = PackageManager.INSTALL_SUCCEEDED; 12220 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 12221 if (ret != PackageManager.INSTALL_SUCCEEDED) { 12222 Slog.e(TAG, "Failed to copy package"); 12223 return ret; 12224 } 12225 12226 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 12227 NativeLibraryHelper.Handle handle = null; 12228 try { 12229 handle = NativeLibraryHelper.Handle.create(codeFile); 12230 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 12231 abiOverride); 12232 } catch (IOException e) { 12233 Slog.e(TAG, "Copying native libraries failed", e); 12234 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12235 } finally { 12236 IoUtils.closeQuietly(handle); 12237 } 12238 12239 return ret; 12240 } 12241 12242 int doPreInstall(int status) { 12243 if (status != PackageManager.INSTALL_SUCCEEDED) { 12244 cleanUp(); 12245 } 12246 return status; 12247 } 12248 12249 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12250 if (status != PackageManager.INSTALL_SUCCEEDED) { 12251 cleanUp(); 12252 return false; 12253 } 12254 12255 final File targetDir = codeFile.getParentFile(); 12256 final File beforeCodeFile = codeFile; 12257 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 12258 12259 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 12260 try { 12261 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 12262 } catch (ErrnoException e) { 12263 Slog.w(TAG, "Failed to rename", e); 12264 return false; 12265 } 12266 12267 if (!SELinux.restoreconRecursive(afterCodeFile)) { 12268 Slog.w(TAG, "Failed to restorecon"); 12269 return false; 12270 } 12271 12272 // Reflect the rename internally 12273 codeFile = afterCodeFile; 12274 resourceFile = afterCodeFile; 12275 12276 // Reflect the rename in scanned details 12277 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12278 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12279 afterCodeFile, pkg.baseCodePath)); 12280 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12281 afterCodeFile, pkg.splitCodePaths)); 12282 12283 // Reflect the rename in app info 12284 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12285 pkg.setApplicationInfoCodePath(pkg.codePath); 12286 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12287 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12288 pkg.setApplicationInfoResourcePath(pkg.codePath); 12289 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12290 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12291 12292 return true; 12293 } 12294 12295 int doPostInstall(int status, int uid) { 12296 if (status != PackageManager.INSTALL_SUCCEEDED) { 12297 cleanUp(); 12298 } 12299 return status; 12300 } 12301 12302 @Override 12303 String getCodePath() { 12304 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12305 } 12306 12307 @Override 12308 String getResourcePath() { 12309 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12310 } 12311 12312 private boolean cleanUp() { 12313 if (codeFile == null || !codeFile.exists()) { 12314 return false; 12315 } 12316 12317 removeCodePathLI(codeFile); 12318 12319 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 12320 resourceFile.delete(); 12321 } 12322 12323 return true; 12324 } 12325 12326 void cleanUpResourcesLI() { 12327 // Try enumerating all code paths before deleting 12328 List<String> allCodePaths = Collections.EMPTY_LIST; 12329 if (codeFile != null && codeFile.exists()) { 12330 try { 12331 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12332 allCodePaths = pkg.getAllCodePaths(); 12333 } catch (PackageParserException e) { 12334 // Ignored; we tried our best 12335 } 12336 } 12337 12338 cleanUp(); 12339 removeDexFiles(allCodePaths, instructionSets); 12340 } 12341 12342 boolean doPostDeleteLI(boolean delete) { 12343 // XXX err, shouldn't we respect the delete flag? 12344 cleanUpResourcesLI(); 12345 return true; 12346 } 12347 } 12348 12349 private boolean isAsecExternal(String cid) { 12350 final String asecPath = PackageHelper.getSdFilesystem(cid); 12351 return !asecPath.startsWith(mAsecInternalPath); 12352 } 12353 12354 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 12355 PackageManagerException { 12356 if (copyRet < 0) { 12357 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 12358 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 12359 throw new PackageManagerException(copyRet, message); 12360 } 12361 } 12362 } 12363 12364 /** 12365 * Extract the MountService "container ID" from the full code path of an 12366 * .apk. 12367 */ 12368 static String cidFromCodePath(String fullCodePath) { 12369 int eidx = fullCodePath.lastIndexOf("/"); 12370 String subStr1 = fullCodePath.substring(0, eidx); 12371 int sidx = subStr1.lastIndexOf("/"); 12372 return subStr1.substring(sidx+1, eidx); 12373 } 12374 12375 /** 12376 * Logic to handle installation of ASEC applications, including copying and 12377 * renaming logic. 12378 */ 12379 class AsecInstallArgs extends InstallArgs { 12380 static final String RES_FILE_NAME = "pkg.apk"; 12381 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 12382 12383 String cid; 12384 String packagePath; 12385 String resourcePath; 12386 12387 /** New install */ 12388 AsecInstallArgs(InstallParams params) { 12389 super(params.origin, params.move, params.observer, params.installFlags, 12390 params.installerPackageName, params.volumeUuid, 12391 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12392 params.grantedRuntimePermissions, 12393 params.traceMethod, params.traceCookie); 12394 } 12395 12396 /** Existing install */ 12397 AsecInstallArgs(String fullCodePath, String[] instructionSets, 12398 boolean isExternal, boolean isForwardLocked) { 12399 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 12400 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12401 instructionSets, null, null, null, 0); 12402 // Hackily pretend we're still looking at a full code path 12403 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 12404 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 12405 } 12406 12407 // Extract cid from fullCodePath 12408 int eidx = fullCodePath.lastIndexOf("/"); 12409 String subStr1 = fullCodePath.substring(0, eidx); 12410 int sidx = subStr1.lastIndexOf("/"); 12411 cid = subStr1.substring(sidx+1, eidx); 12412 setMountPath(subStr1); 12413 } 12414 12415 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 12416 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 12417 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 12418 instructionSets, null, null, null, 0); 12419 this.cid = cid; 12420 setMountPath(PackageHelper.getSdDir(cid)); 12421 } 12422 12423 void createCopyFile() { 12424 cid = mInstallerService.allocateExternalStageCidLegacy(); 12425 } 12426 12427 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 12428 if (origin.staged && origin.cid != null) { 12429 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 12430 cid = origin.cid; 12431 setMountPath(PackageHelper.getSdDir(cid)); 12432 return PackageManager.INSTALL_SUCCEEDED; 12433 } 12434 12435 if (temp) { 12436 createCopyFile(); 12437 } else { 12438 /* 12439 * Pre-emptively destroy the container since it's destroyed if 12440 * copying fails due to it existing anyway. 12441 */ 12442 PackageHelper.destroySdDir(cid); 12443 } 12444 12445 final String newMountPath = imcs.copyPackageToContainer( 12446 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 12447 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 12448 12449 if (newMountPath != null) { 12450 setMountPath(newMountPath); 12451 return PackageManager.INSTALL_SUCCEEDED; 12452 } else { 12453 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12454 } 12455 } 12456 12457 @Override 12458 String getCodePath() { 12459 return packagePath; 12460 } 12461 12462 @Override 12463 String getResourcePath() { 12464 return resourcePath; 12465 } 12466 12467 int doPreInstall(int status) { 12468 if (status != PackageManager.INSTALL_SUCCEEDED) { 12469 // Destroy container 12470 PackageHelper.destroySdDir(cid); 12471 } else { 12472 boolean mounted = PackageHelper.isContainerMounted(cid); 12473 if (!mounted) { 12474 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 12475 Process.SYSTEM_UID); 12476 if (newMountPath != null) { 12477 setMountPath(newMountPath); 12478 } else { 12479 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12480 } 12481 } 12482 } 12483 return status; 12484 } 12485 12486 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12487 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 12488 String newMountPath = null; 12489 if (PackageHelper.isContainerMounted(cid)) { 12490 // Unmount the container 12491 if (!PackageHelper.unMountSdDir(cid)) { 12492 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 12493 return false; 12494 } 12495 } 12496 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12497 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 12498 " which might be stale. Will try to clean up."); 12499 // Clean up the stale container and proceed to recreate. 12500 if (!PackageHelper.destroySdDir(newCacheId)) { 12501 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 12502 return false; 12503 } 12504 // Successfully cleaned up stale container. Try to rename again. 12505 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 12506 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 12507 + " inspite of cleaning it up."); 12508 return false; 12509 } 12510 } 12511 if (!PackageHelper.isContainerMounted(newCacheId)) { 12512 Slog.w(TAG, "Mounting container " + newCacheId); 12513 newMountPath = PackageHelper.mountSdDir(newCacheId, 12514 getEncryptKey(), Process.SYSTEM_UID); 12515 } else { 12516 newMountPath = PackageHelper.getSdDir(newCacheId); 12517 } 12518 if (newMountPath == null) { 12519 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 12520 return false; 12521 } 12522 Log.i(TAG, "Succesfully renamed " + cid + 12523 " to " + newCacheId + 12524 " at new path: " + newMountPath); 12525 cid = newCacheId; 12526 12527 final File beforeCodeFile = new File(packagePath); 12528 setMountPath(newMountPath); 12529 final File afterCodeFile = new File(packagePath); 12530 12531 // Reflect the rename in scanned details 12532 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 12533 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 12534 afterCodeFile, pkg.baseCodePath)); 12535 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 12536 afterCodeFile, pkg.splitCodePaths)); 12537 12538 // Reflect the rename in app info 12539 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12540 pkg.setApplicationInfoCodePath(pkg.codePath); 12541 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12542 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12543 pkg.setApplicationInfoResourcePath(pkg.codePath); 12544 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12545 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12546 12547 return true; 12548 } 12549 12550 private void setMountPath(String mountPath) { 12551 final File mountFile = new File(mountPath); 12552 12553 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 12554 if (monolithicFile.exists()) { 12555 packagePath = monolithicFile.getAbsolutePath(); 12556 if (isFwdLocked()) { 12557 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 12558 } else { 12559 resourcePath = packagePath; 12560 } 12561 } else { 12562 packagePath = mountFile.getAbsolutePath(); 12563 resourcePath = packagePath; 12564 } 12565 } 12566 12567 int doPostInstall(int status, int uid) { 12568 if (status != PackageManager.INSTALL_SUCCEEDED) { 12569 cleanUp(); 12570 } else { 12571 final int groupOwner; 12572 final String protectedFile; 12573 if (isFwdLocked()) { 12574 groupOwner = UserHandle.getSharedAppGid(uid); 12575 protectedFile = RES_FILE_NAME; 12576 } else { 12577 groupOwner = -1; 12578 protectedFile = null; 12579 } 12580 12581 if (uid < Process.FIRST_APPLICATION_UID 12582 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 12583 Slog.e(TAG, "Failed to finalize " + cid); 12584 PackageHelper.destroySdDir(cid); 12585 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12586 } 12587 12588 boolean mounted = PackageHelper.isContainerMounted(cid); 12589 if (!mounted) { 12590 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 12591 } 12592 } 12593 return status; 12594 } 12595 12596 private void cleanUp() { 12597 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 12598 12599 // Destroy secure container 12600 PackageHelper.destroySdDir(cid); 12601 } 12602 12603 private List<String> getAllCodePaths() { 12604 final File codeFile = new File(getCodePath()); 12605 if (codeFile != null && codeFile.exists()) { 12606 try { 12607 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 12608 return pkg.getAllCodePaths(); 12609 } catch (PackageParserException e) { 12610 // Ignored; we tried our best 12611 } 12612 } 12613 return Collections.EMPTY_LIST; 12614 } 12615 12616 void cleanUpResourcesLI() { 12617 // Enumerate all code paths before deleting 12618 cleanUpResourcesLI(getAllCodePaths()); 12619 } 12620 12621 private void cleanUpResourcesLI(List<String> allCodePaths) { 12622 cleanUp(); 12623 removeDexFiles(allCodePaths, instructionSets); 12624 } 12625 12626 String getPackageName() { 12627 return getAsecPackageName(cid); 12628 } 12629 12630 boolean doPostDeleteLI(boolean delete) { 12631 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 12632 final List<String> allCodePaths = getAllCodePaths(); 12633 boolean mounted = PackageHelper.isContainerMounted(cid); 12634 if (mounted) { 12635 // Unmount first 12636 if (PackageHelper.unMountSdDir(cid)) { 12637 mounted = false; 12638 } 12639 } 12640 if (!mounted && delete) { 12641 cleanUpResourcesLI(allCodePaths); 12642 } 12643 return !mounted; 12644 } 12645 12646 @Override 12647 int doPreCopy() { 12648 if (isFwdLocked()) { 12649 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 12650 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 12651 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12652 } 12653 } 12654 12655 return PackageManager.INSTALL_SUCCEEDED; 12656 } 12657 12658 @Override 12659 int doPostCopy(int uid) { 12660 if (isFwdLocked()) { 12661 if (uid < Process.FIRST_APPLICATION_UID 12662 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 12663 RES_FILE_NAME)) { 12664 Slog.e(TAG, "Failed to finalize " + cid); 12665 PackageHelper.destroySdDir(cid); 12666 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 12667 } 12668 } 12669 12670 return PackageManager.INSTALL_SUCCEEDED; 12671 } 12672 } 12673 12674 /** 12675 * Logic to handle movement of existing installed applications. 12676 */ 12677 class MoveInstallArgs extends InstallArgs { 12678 private File codeFile; 12679 private File resourceFile; 12680 12681 /** New install */ 12682 MoveInstallArgs(InstallParams params) { 12683 super(params.origin, params.move, params.observer, params.installFlags, 12684 params.installerPackageName, params.volumeUuid, 12685 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 12686 params.grantedRuntimePermissions, 12687 params.traceMethod, params.traceCookie); 12688 } 12689 12690 int copyApk(IMediaContainerService imcs, boolean temp) { 12691 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 12692 + move.fromUuid + " to " + move.toUuid); 12693 synchronized (mInstaller) { 12694 try { 12695 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 12696 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 12697 } catch (InstallerException e) { 12698 Slog.w(TAG, "Failed to move app", e); 12699 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 12700 } 12701 } 12702 12703 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 12704 resourceFile = codeFile; 12705 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 12706 12707 return PackageManager.INSTALL_SUCCEEDED; 12708 } 12709 12710 int doPreInstall(int status) { 12711 if (status != PackageManager.INSTALL_SUCCEEDED) { 12712 cleanUp(move.toUuid); 12713 } 12714 return status; 12715 } 12716 12717 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 12718 if (status != PackageManager.INSTALL_SUCCEEDED) { 12719 cleanUp(move.toUuid); 12720 return false; 12721 } 12722 12723 // Reflect the move in app info 12724 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 12725 pkg.setApplicationInfoCodePath(pkg.codePath); 12726 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 12727 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 12728 pkg.setApplicationInfoResourcePath(pkg.codePath); 12729 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 12730 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 12731 12732 return true; 12733 } 12734 12735 int doPostInstall(int status, int uid) { 12736 if (status == PackageManager.INSTALL_SUCCEEDED) { 12737 cleanUp(move.fromUuid); 12738 } else { 12739 cleanUp(move.toUuid); 12740 } 12741 return status; 12742 } 12743 12744 @Override 12745 String getCodePath() { 12746 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 12747 } 12748 12749 @Override 12750 String getResourcePath() { 12751 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 12752 } 12753 12754 private boolean cleanUp(String volumeUuid) { 12755 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 12756 move.dataAppName); 12757 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 12758 synchronized (mInstallLock) { 12759 // Clean up both app data and code 12760 removeDataDirsLI(volumeUuid, move.packageName); 12761 removeCodePathLI(codeFile); 12762 } 12763 return true; 12764 } 12765 12766 void cleanUpResourcesLI() { 12767 throw new UnsupportedOperationException(); 12768 } 12769 12770 boolean doPostDeleteLI(boolean delete) { 12771 throw new UnsupportedOperationException(); 12772 } 12773 } 12774 12775 static String getAsecPackageName(String packageCid) { 12776 int idx = packageCid.lastIndexOf("-"); 12777 if (idx == -1) { 12778 return packageCid; 12779 } 12780 return packageCid.substring(0, idx); 12781 } 12782 12783 // Utility method used to create code paths based on package name and available index. 12784 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 12785 String idxStr = ""; 12786 int idx = 1; 12787 // Fall back to default value of idx=1 if prefix is not 12788 // part of oldCodePath 12789 if (oldCodePath != null) { 12790 String subStr = oldCodePath; 12791 // Drop the suffix right away 12792 if (suffix != null && subStr.endsWith(suffix)) { 12793 subStr = subStr.substring(0, subStr.length() - suffix.length()); 12794 } 12795 // If oldCodePath already contains prefix find out the 12796 // ending index to either increment or decrement. 12797 int sidx = subStr.lastIndexOf(prefix); 12798 if (sidx != -1) { 12799 subStr = subStr.substring(sidx + prefix.length()); 12800 if (subStr != null) { 12801 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 12802 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 12803 } 12804 try { 12805 idx = Integer.parseInt(subStr); 12806 if (idx <= 1) { 12807 idx++; 12808 } else { 12809 idx--; 12810 } 12811 } catch(NumberFormatException e) { 12812 } 12813 } 12814 } 12815 } 12816 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 12817 return prefix + idxStr; 12818 } 12819 12820 private File getNextCodePath(File targetDir, String packageName) { 12821 int suffix = 1; 12822 File result; 12823 do { 12824 result = new File(targetDir, packageName + "-" + suffix); 12825 suffix++; 12826 } while (result.exists()); 12827 return result; 12828 } 12829 12830 // Utility method that returns the relative package path with respect 12831 // to the installation directory. Like say for /data/data/com.test-1.apk 12832 // string com.test-1 is returned. 12833 static String deriveCodePathName(String codePath) { 12834 if (codePath == null) { 12835 return null; 12836 } 12837 final File codeFile = new File(codePath); 12838 final String name = codeFile.getName(); 12839 if (codeFile.isDirectory()) { 12840 return name; 12841 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 12842 final int lastDot = name.lastIndexOf('.'); 12843 return name.substring(0, lastDot); 12844 } else { 12845 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 12846 return null; 12847 } 12848 } 12849 12850 static class PackageInstalledInfo { 12851 String name; 12852 int uid; 12853 // The set of users that originally had this package installed. 12854 int[] origUsers; 12855 // The set of users that now have this package installed. 12856 int[] newUsers; 12857 PackageParser.Package pkg; 12858 int returnCode; 12859 String returnMsg; 12860 PackageRemovedInfo removedInfo; 12861 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 12862 12863 public void setError(int code, String msg) { 12864 setReturnCode(code); 12865 setReturnMessage(msg); 12866 Slog.w(TAG, msg); 12867 } 12868 12869 public void setError(String msg, PackageParserException e) { 12870 setReturnCode(e.error); 12871 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 12872 Slog.w(TAG, msg, e); 12873 } 12874 12875 public void setError(String msg, PackageManagerException e) { 12876 returnCode = e.error; 12877 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 12878 Slog.w(TAG, msg, e); 12879 } 12880 12881 public void setReturnCode(int returnCode) { 12882 this.returnCode = returnCode; 12883 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 12884 for (int i = 0; i < childCount; i++) { 12885 addedChildPackages.valueAt(i).returnCode = returnCode; 12886 } 12887 } 12888 12889 private void setReturnMessage(String returnMsg) { 12890 this.returnMsg = returnMsg; 12891 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 12892 for (int i = 0; i < childCount; i++) { 12893 addedChildPackages.valueAt(i).returnMsg = returnMsg; 12894 } 12895 } 12896 12897 // In some error cases we want to convey more info back to the observer 12898 String origPackage; 12899 String origPermission; 12900 } 12901 12902 /* 12903 * Install a non-existing package. 12904 */ 12905 private void installNewPackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12906 UserHandle user, String installerPackageName, String volumeUuid, 12907 PackageInstalledInfo res) { 12908 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 12909 12910 // Remember this for later, in case we need to rollback this install 12911 String pkgName = pkg.packageName; 12912 12913 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 12914 12915 synchronized(mPackages) { 12916 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 12917 // A package with the same name is already installed, though 12918 // it has been renamed to an older name. The package we 12919 // are trying to install should be installed as an update to 12920 // the existing one, but that has not been requested, so bail. 12921 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12922 + " without first uninstalling package running as " 12923 + mSettings.mRenamedPackages.get(pkgName)); 12924 return; 12925 } 12926 if (mPackages.containsKey(pkgName)) { 12927 // Don't allow installation over an existing package with the same name. 12928 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 12929 + " without first uninstalling."); 12930 return; 12931 } 12932 } 12933 12934 try { 12935 PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 12936 System.currentTimeMillis(), user); 12937 12938 updateSettingsLI(newPackage, installerPackageName, null, res, user); 12939 12940 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12941 prepareAppDataAfterInstall(newPackage); 12942 12943 } else { 12944 // Remove package from internal structures, but keep around any 12945 // data that might have already existed 12946 deletePackageLI(pkgName, UserHandle.ALL, false, null, 12947 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 12948 } 12949 } catch (PackageManagerException e) { 12950 res.setError("Package couldn't be installed in " + pkg.codePath, e); 12951 } 12952 12953 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 12954 } 12955 12956 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 12957 // Can't rotate keys during boot or if sharedUser. 12958 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 12959 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 12960 return false; 12961 } 12962 // app is using upgradeKeySets; make sure all are valid 12963 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12964 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 12965 for (int i = 0; i < upgradeKeySets.length; i++) { 12966 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 12967 Slog.wtf(TAG, "Package " 12968 + (oldPs.name != null ? oldPs.name : "<null>") 12969 + " contains upgrade-key-set reference to unknown key-set: " 12970 + upgradeKeySets[i] 12971 + " reverting to signatures check."); 12972 return false; 12973 } 12974 } 12975 return true; 12976 } 12977 12978 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 12979 // Upgrade keysets are being used. Determine if new package has a superset of the 12980 // required keys. 12981 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 12982 KeySetManagerService ksms = mSettings.mKeySetManagerService; 12983 for (int i = 0; i < upgradeKeySets.length; i++) { 12984 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 12985 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 12986 return true; 12987 } 12988 } 12989 return false; 12990 } 12991 12992 private void replacePackageLI(PackageParser.Package pkg, int parseFlags, int scanFlags, 12993 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 12994 final boolean isEphemeral = (parseFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 12995 12996 final PackageParser.Package oldPackage; 12997 final String pkgName = pkg.packageName; 12998 final int[] allUsers; 12999 13000 // First find the old package info and check signatures 13001 synchronized(mPackages) { 13002 oldPackage = mPackages.get(pkgName); 13003 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 13004 if (isEphemeral && !oldIsEphemeral) { 13005 // can't downgrade from full to ephemeral 13006 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 13007 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 13008 return; 13009 } 13010 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 13011 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13012 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 13013 if (!checkUpgradeKeySetLP(ps, pkg)) { 13014 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 13015 "New package not signed by keys specified by upgrade-keysets: " 13016 + pkgName); 13017 return; 13018 } 13019 } else { 13020 // default to original signature matching 13021 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 13022 != PackageManager.SIGNATURE_MATCH) { 13023 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 13024 "New package has a different signature: " + pkgName); 13025 return; 13026 } 13027 } 13028 13029 // In case of rollback, remember per-user/profile install state 13030 allUsers = sUserManager.getUserIds(); 13031 } 13032 13033 // Update what is removed 13034 res.removedInfo = new PackageRemovedInfo(); 13035 res.removedInfo.uid = oldPackage.applicationInfo.uid; 13036 res.removedInfo.removedPackage = oldPackage.packageName; 13037 res.removedInfo.isUpdate = true; 13038 final int childCount = (oldPackage.childPackages != null) 13039 ? oldPackage.childPackages.size() : 0; 13040 for (int i = 0; i < childCount; i++) { 13041 boolean childPackageUpdated = false; 13042 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 13043 if (res.addedChildPackages != null) { 13044 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 13045 if (childRes != null) { 13046 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 13047 childRes.removedInfo.removedPackage = childPkg.packageName; 13048 childRes.removedInfo.isUpdate = true; 13049 childPackageUpdated = true; 13050 } 13051 } 13052 if (!childPackageUpdated) { 13053 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 13054 childRemovedRes.removedPackage = childPkg.packageName; 13055 childRemovedRes.isUpdate = false; 13056 childRemovedRes.dataRemoved = true; 13057 synchronized (mPackages) { 13058 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13059 if (childPs != null) { 13060 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 13061 } 13062 } 13063 if (res.removedInfo.removedChildPackages == null) { 13064 res.removedInfo.removedChildPackages = new ArrayMap<>(); 13065 } 13066 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 13067 } 13068 } 13069 13070 boolean sysPkg = (isSystemApp(oldPackage)); 13071 if (sysPkg) { 13072 replaceSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 13073 user, allUsers, installerPackageName, res); 13074 } else { 13075 replaceNonSystemPackageLI(oldPackage, pkg, parseFlags, scanFlags, 13076 user, allUsers, installerPackageName, res); 13077 } 13078 } 13079 13080 private void replaceNonSystemPackageLI(PackageParser.Package deletedPackage, 13081 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 13082 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 13083 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 13084 + deletedPackage); 13085 13086 String pkgName = deletedPackage.packageName; 13087 boolean deletedPkg = true; 13088 boolean addedPkg = false; 13089 13090 final long origUpdateTime = (pkg.mExtras != null) 13091 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 13092 13093 // First delete the existing package while retaining the data directory 13094 if (!deletePackageLI(pkgName, null, true, allUsers, PackageManager.DELETE_KEEP_DATA, 13095 res.removedInfo, true, pkg)) { 13096 // If the existing package wasn't successfully deleted 13097 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 13098 deletedPkg = false; 13099 } else { 13100 // Successfully deleted the old package; proceed with replace. 13101 13102 // If deleted package lived in a container, give users a chance to 13103 // relinquish resources before killing. 13104 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 13105 if (DEBUG_INSTALL) { 13106 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 13107 } 13108 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 13109 final ArrayList<String> pkgList = new ArrayList<String>(1); 13110 pkgList.add(deletedPackage.applicationInfo.packageName); 13111 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 13112 } 13113 13114 deleteCodeCacheDirsLI(pkg); 13115 13116 try { 13117 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, parseFlags, 13118 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 13119 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 13120 prepareAppDataAfterInstall(newPackage); 13121 addedPkg = true; 13122 } catch (PackageManagerException e) { 13123 res.setError("Package couldn't be installed in " + pkg.codePath, e); 13124 } 13125 } 13126 13127 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13128 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 13129 13130 // Revert all internal state mutations and added folders for the failed install 13131 if (addedPkg) { 13132 deletePackageLI(pkgName, null, true, allUsers, PackageManager.DELETE_KEEP_DATA, 13133 res.removedInfo, true, null); 13134 } 13135 13136 // Restore the old package 13137 if (deletedPkg) { 13138 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 13139 File restoreFile = new File(deletedPackage.codePath); 13140 // Parse old package 13141 boolean oldExternal = isExternal(deletedPackage); 13142 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 13143 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 13144 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 13145 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 13146 try { 13147 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 13148 null); 13149 } catch (PackageManagerException e) { 13150 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 13151 + e.getMessage()); 13152 return; 13153 } 13154 13155 synchronized (mPackages) { 13156 // Ensure the installer package name up to date 13157 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 13158 13159 // Update permissions for restored package 13160 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 13161 13162 mSettings.writeLPr(); 13163 } 13164 13165 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 13166 } 13167 } else { 13168 synchronized (mPackages) { 13169 PackageSetting ps = mSettings.peekPackageLPr(pkg.packageName); 13170 if (ps != null) { 13171 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 13172 if (res.removedInfo.removedChildPackages != null) { 13173 final int childCount = res.removedInfo.removedChildPackages.size(); 13174 // Iterate in reverse as we may modify the collection 13175 for (int i = childCount - 1; i >= 0; i--) { 13176 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 13177 if (res.addedChildPackages.containsKey(childPackageName)) { 13178 res.removedInfo.removedChildPackages.removeAt(i); 13179 } else { 13180 PackageRemovedInfo childInfo = res.removedInfo 13181 .removedChildPackages.valueAt(i); 13182 childInfo.removedForAllUsers = mPackages.get( 13183 childInfo.removedPackage) == null; 13184 } 13185 } 13186 } 13187 } 13188 } 13189 } 13190 } 13191 13192 private void replaceSystemPackageLI(PackageParser.Package deletedPackage, 13193 PackageParser.Package pkg, int parseFlags, int scanFlags, UserHandle user, 13194 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 13195 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 13196 + ", old=" + deletedPackage); 13197 13198 final boolean disabledSystem; 13199 13200 // Set the system/privileged flags as needed 13201 parseFlags |= PackageParser.PARSE_IS_SYSTEM; 13202 if ((deletedPackage.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) 13203 != 0) { 13204 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 13205 } 13206 13207 // Kill package processes including services, providers, etc. 13208 killPackage(deletedPackage, "replace sys pkg"); 13209 13210 // Remove existing system package 13211 removePackageLI(deletedPackage, true); 13212 13213 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 13214 if (!disabledSystem) { 13215 // We didn't need to disable the .apk as a current system package, 13216 // which means we are replacing another update that is already 13217 // installed. We need to make sure to delete the older one's .apk. 13218 res.removedInfo.args = createInstallArgsForExisting(0, 13219 deletedPackage.applicationInfo.getCodePath(), 13220 deletedPackage.applicationInfo.getResourcePath(), 13221 getAppDexInstructionSets(deletedPackage.applicationInfo)); 13222 } else { 13223 res.removedInfo.args = null; 13224 } 13225 13226 // Successfully disabled the old package. Now proceed with re-installation 13227 deleteCodeCacheDirsLI(pkg); 13228 13229 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13230 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 13231 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 13232 13233 PackageParser.Package newPackage = null; 13234 try { 13235 // Add the package to the internal data structures 13236 newPackage = scanPackageTracedLI(pkg, parseFlags, scanFlags, 0, user); 13237 13238 // Set the update and install times 13239 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 13240 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 13241 System.currentTimeMillis()); 13242 13243 // Check for shared user id changes 13244 String invalidPackageName = getParentOrChildPackageChangedSharedUser( 13245 deletedPackage, newPackage); 13246 if (invalidPackageName != null) { 13247 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 13248 "Forbidding shared user change from " + deletedPkgSetting.sharedUser 13249 + " to " + invalidPackageName); 13250 } 13251 13252 // Update the package dynamic state if succeeded 13253 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 13254 // Now that the install succeeded make sure we remove data 13255 // directories for any child package the update removed. 13256 final int deletedChildCount = (deletedPackage.childPackages != null) 13257 ? deletedPackage.childPackages.size() : 0; 13258 final int newChildCount = (newPackage.childPackages != null) 13259 ? newPackage.childPackages.size() : 0; 13260 for (int i = 0; i < deletedChildCount; i++) { 13261 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 13262 boolean childPackageDeleted = true; 13263 for (int j = 0; j < newChildCount; j++) { 13264 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 13265 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 13266 childPackageDeleted = false; 13267 break; 13268 } 13269 } 13270 if (childPackageDeleted) { 13271 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 13272 deletedChildPkg.packageName); 13273 if (ps != null && res.removedInfo.removedChildPackages != null) { 13274 PackageRemovedInfo removedChildRes = res.removedInfo 13275 .removedChildPackages.get(deletedChildPkg.packageName); 13276 removePackageDataLI(ps, allUsers, removedChildRes, 0, false); 13277 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 13278 } 13279 } 13280 } 13281 13282 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 13283 prepareAppDataAfterInstall(newPackage); 13284 } 13285 } catch (PackageManagerException e) { 13286 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 13287 res.setError("Package couldn't be installed in " + pkg.codePath, e); 13288 } 13289 13290 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 13291 // Re installation failed. Restore old information 13292 // Remove new pkg information 13293 if (newPackage != null) { 13294 removeInstalledPackageLI(newPackage, true); 13295 } 13296 // Add back the old system package 13297 try { 13298 scanPackageTracedLI(deletedPackage, parseFlags, SCAN_UPDATE_SIGNATURE, 0, user); 13299 } catch (PackageManagerException e) { 13300 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 13301 } 13302 13303 synchronized (mPackages) { 13304 if (disabledSystem) { 13305 enableSystemPackageLPw(deletedPackage); 13306 } 13307 13308 // Ensure the installer package name up to date 13309 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 13310 13311 // Update permissions for restored package 13312 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 13313 13314 mSettings.writeLPr(); 13315 } 13316 13317 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 13318 + " after failed upgrade"); 13319 } 13320 } 13321 13322 /** 13323 * Checks whether the parent or any of the child packages have a change shared 13324 * user. For a package to be a valid update the shred users of the parent and 13325 * the children should match. We may later support changing child shared users. 13326 * @param oldPkg The updated package. 13327 * @param newPkg The update package. 13328 * @return The shared user that change between the versions. 13329 */ 13330 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 13331 PackageParser.Package newPkg) { 13332 // Check parent shared user 13333 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 13334 return newPkg.packageName; 13335 } 13336 // Check child shared users 13337 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13338 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 13339 for (int i = 0; i < newChildCount; i++) { 13340 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 13341 // If this child was present, did it have the same shared user? 13342 for (int j = 0; j < oldChildCount; j++) { 13343 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 13344 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 13345 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 13346 return newChildPkg.packageName; 13347 } 13348 } 13349 } 13350 return null; 13351 } 13352 13353 private void removeNativeBinariesLI(PackageSetting ps) { 13354 // Remove the lib path for the parent package 13355 if (ps != null) { 13356 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 13357 // Remove the lib path for the child packages 13358 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 13359 for (int i = 0; i < childCount; i++) { 13360 PackageSetting childPs = null; 13361 synchronized (mPackages) { 13362 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 13363 } 13364 if (childPs != null) { 13365 NativeLibraryHelper.removeNativeBinariesLI(childPs 13366 .legacyNativeLibraryPathString); 13367 } 13368 } 13369 } 13370 } 13371 13372 private void enableSystemPackageLPw(PackageParser.Package pkg) { 13373 // Enable the parent package 13374 mSettings.enableSystemPackageLPw(pkg.packageName); 13375 // Enable the child packages 13376 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13377 for (int i = 0; i < childCount; i++) { 13378 PackageParser.Package childPkg = pkg.childPackages.get(i); 13379 mSettings.enableSystemPackageLPw(childPkg.packageName); 13380 } 13381 } 13382 13383 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 13384 PackageParser.Package newPkg) { 13385 // Disable the parent package (parent always replaced) 13386 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 13387 // Disable the child packages 13388 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 13389 for (int i = 0; i < childCount; i++) { 13390 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 13391 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 13392 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 13393 } 13394 return disabled; 13395 } 13396 13397 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 13398 String installerPackageName) { 13399 // Enable the parent package 13400 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 13401 // Enable the child packages 13402 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13403 for (int i = 0; i < childCount; i++) { 13404 PackageParser.Package childPkg = pkg.childPackages.get(i); 13405 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 13406 } 13407 } 13408 13409 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 13410 // Collect all used permissions in the UID 13411 ArraySet<String> usedPermissions = new ArraySet<>(); 13412 final int packageCount = su.packages.size(); 13413 for (int i = 0; i < packageCount; i++) { 13414 PackageSetting ps = su.packages.valueAt(i); 13415 if (ps.pkg == null) { 13416 continue; 13417 } 13418 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 13419 for (int j = 0; j < requestedPermCount; j++) { 13420 String permission = ps.pkg.requestedPermissions.get(j); 13421 BasePermission bp = mSettings.mPermissions.get(permission); 13422 if (bp != null) { 13423 usedPermissions.add(permission); 13424 } 13425 } 13426 } 13427 13428 PermissionsState permissionsState = su.getPermissionsState(); 13429 // Prune install permissions 13430 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 13431 final int installPermCount = installPermStates.size(); 13432 for (int i = installPermCount - 1; i >= 0; i--) { 13433 PermissionState permissionState = installPermStates.get(i); 13434 if (!usedPermissions.contains(permissionState.getName())) { 13435 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13436 if (bp != null) { 13437 permissionsState.revokeInstallPermission(bp); 13438 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 13439 PackageManager.MASK_PERMISSION_FLAGS, 0); 13440 } 13441 } 13442 } 13443 13444 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 13445 13446 // Prune runtime permissions 13447 for (int userId : allUserIds) { 13448 List<PermissionState> runtimePermStates = permissionsState 13449 .getRuntimePermissionStates(userId); 13450 final int runtimePermCount = runtimePermStates.size(); 13451 for (int i = runtimePermCount - 1; i >= 0; i--) { 13452 PermissionState permissionState = runtimePermStates.get(i); 13453 if (!usedPermissions.contains(permissionState.getName())) { 13454 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 13455 if (bp != null) { 13456 permissionsState.revokeRuntimePermission(bp, userId); 13457 permissionsState.updatePermissionFlags(bp, userId, 13458 PackageManager.MASK_PERMISSION_FLAGS, 0); 13459 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 13460 runtimePermissionChangedUserIds, userId); 13461 } 13462 } 13463 } 13464 } 13465 13466 return runtimePermissionChangedUserIds; 13467 } 13468 13469 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 13470 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 13471 // Update the parent package setting 13472 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 13473 res, user); 13474 // Update the child packages setting 13475 final int childCount = (newPackage.childPackages != null) 13476 ? newPackage.childPackages.size() : 0; 13477 for (int i = 0; i < childCount; i++) { 13478 PackageParser.Package childPackage = newPackage.childPackages.get(i); 13479 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 13480 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 13481 childRes.origUsers, childRes, user); 13482 } 13483 } 13484 13485 private void updateSettingsInternalLI(PackageParser.Package newPackage, 13486 String installerPackageName, int[] allUsers, int[] installedForUsers, 13487 PackageInstalledInfo res, UserHandle user) { 13488 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 13489 13490 String pkgName = newPackage.packageName; 13491 synchronized (mPackages) { 13492 //write settings. the installStatus will be incomplete at this stage. 13493 //note that the new package setting would have already been 13494 //added to mPackages. It hasn't been persisted yet. 13495 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 13496 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13497 mSettings.writeLPr(); 13498 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13499 } 13500 13501 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 13502 synchronized (mPackages) { 13503 updatePermissionsLPw(newPackage.packageName, newPackage, 13504 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 13505 ? UPDATE_PERMISSIONS_ALL : 0)); 13506 // For system-bundled packages, we assume that installing an upgraded version 13507 // of the package implies that the user actually wants to run that new code, 13508 // so we enable the package. 13509 PackageSetting ps = mSettings.mPackages.get(pkgName); 13510 final int userId = user.getIdentifier(); 13511 if (ps != null) { 13512 if (isSystemApp(newPackage)) { 13513 if (DEBUG_INSTALL) { 13514 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 13515 } 13516 // Enable system package for requested users 13517 if (res.origUsers != null) { 13518 for (int origUserId : res.origUsers) { 13519 if (userId == UserHandle.USER_ALL || userId == origUserId) { 13520 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 13521 origUserId, installerPackageName); 13522 } 13523 } 13524 } 13525 // Also convey the prior install/uninstall state 13526 if (allUsers != null && installedForUsers != null) { 13527 for (int currentUserId : allUsers) { 13528 final boolean installed = ArrayUtils.contains( 13529 installedForUsers, currentUserId); 13530 if (DEBUG_INSTALL) { 13531 Slog.d(TAG, " user " + currentUserId + " => " + installed); 13532 } 13533 ps.setInstalled(installed, currentUserId); 13534 } 13535 // these install state changes will be persisted in the 13536 // upcoming call to mSettings.writeLPr(). 13537 } 13538 } 13539 // It's implied that when a user requests installation, they want the app to be 13540 // installed and enabled. 13541 if (userId != UserHandle.USER_ALL) { 13542 ps.setInstalled(true, userId); 13543 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 13544 } 13545 } 13546 res.name = pkgName; 13547 res.uid = newPackage.applicationInfo.uid; 13548 res.pkg = newPackage; 13549 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 13550 mSettings.setInstallerPackageName(pkgName, installerPackageName); 13551 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13552 //to update install status 13553 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 13554 mSettings.writeLPr(); 13555 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13556 } 13557 13558 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13559 } 13560 13561 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 13562 try { 13563 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 13564 installPackageLI(args, res); 13565 } finally { 13566 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13567 } 13568 } 13569 13570 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 13571 final int installFlags = args.installFlags; 13572 final String installerPackageName = args.installerPackageName; 13573 final String volumeUuid = args.volumeUuid; 13574 final File tmpPackageFile = new File(args.getCodePath()); 13575 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 13576 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 13577 || (args.volumeUuid != null)); 13578 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 13579 boolean replace = false; 13580 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 13581 if (args.move != null) { 13582 // moving a complete application; perform an initial scan on the new install location 13583 scanFlags |= SCAN_INITIAL; 13584 } 13585 13586 // Result object to be returned 13587 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13588 13589 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 13590 13591 // Sanity check 13592 if (ephemeral && (forwardLocked || onExternal)) { 13593 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 13594 + " external=" + onExternal); 13595 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 13596 return; 13597 } 13598 13599 // Retrieve PackageSettings and parse package 13600 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 13601 | PackageParser.PARSE_ENFORCE_CODE 13602 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 13603 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 13604 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0); 13605 PackageParser pp = new PackageParser(); 13606 pp.setSeparateProcesses(mSeparateProcesses); 13607 pp.setDisplayMetrics(mMetrics); 13608 13609 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 13610 final PackageParser.Package pkg; 13611 try { 13612 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 13613 } catch (PackageParserException e) { 13614 res.setError("Failed parse during installPackageLI", e); 13615 return; 13616 } finally { 13617 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13618 } 13619 13620 // If we are installing a clustered package add results for the children 13621 if (pkg.childPackages != null) { 13622 synchronized (mPackages) { 13623 final int childCount = pkg.childPackages.size(); 13624 for (int i = 0; i < childCount; i++) { 13625 PackageParser.Package childPkg = pkg.childPackages.get(i); 13626 PackageInstalledInfo childRes = new PackageInstalledInfo(); 13627 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 13628 childRes.pkg = childPkg; 13629 childRes.name = childPkg.packageName; 13630 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13631 if (childPs != null) { 13632 childRes.origUsers = childPs.queryInstalledUsers( 13633 sUserManager.getUserIds(), true); 13634 } 13635 if ((mPackages.containsKey(childPkg.packageName))) { 13636 childRes.removedInfo = new PackageRemovedInfo(); 13637 childRes.removedInfo.removedPackage = childPkg.packageName; 13638 } 13639 if (res.addedChildPackages == null) { 13640 res.addedChildPackages = new ArrayMap<>(); 13641 } 13642 res.addedChildPackages.put(childPkg.packageName, childRes); 13643 } 13644 } 13645 } 13646 13647 // If package doesn't declare API override, mark that we have an install 13648 // time CPU ABI override. 13649 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 13650 pkg.cpuAbiOverride = args.abiOverride; 13651 } 13652 13653 String pkgName = res.name = pkg.packageName; 13654 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 13655 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 13656 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 13657 return; 13658 } 13659 } 13660 13661 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "collectCertificates"); 13662 try { 13663 PackageParser.collectCertificates(pkg, parseFlags); 13664 } catch (PackageParserException e) { 13665 res.setError("Failed collect during installPackageLI", e); 13666 return; 13667 } finally { 13668 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13669 } 13670 13671 // Get rid of all references to package scan path via parser. 13672 pp = null; 13673 String oldCodePath = null; 13674 boolean systemApp = false; 13675 synchronized (mPackages) { 13676 // Check if installing already existing package 13677 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 13678 String oldName = mSettings.mRenamedPackages.get(pkgName); 13679 if (pkg.mOriginalPackages != null 13680 && pkg.mOriginalPackages.contains(oldName) 13681 && mPackages.containsKey(oldName)) { 13682 // This package is derived from an original package, 13683 // and this device has been updating from that original 13684 // name. We must continue using the original name, so 13685 // rename the new package here. 13686 pkg.setPackageName(oldName); 13687 pkgName = pkg.packageName; 13688 replace = true; 13689 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 13690 + oldName + " pkgName=" + pkgName); 13691 } else if (mPackages.containsKey(pkgName)) { 13692 // This package, under its official name, already exists 13693 // on the device; we should replace it. 13694 replace = true; 13695 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 13696 } 13697 13698 // Child packages are installed through the parent package 13699 if (pkg.parentPackage != null) { 13700 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13701 "Package " + pkg.packageName + " is child of package " 13702 + pkg.parentPackage.parentPackage + ". Child packages " 13703 + "can be updated only through the parent package."); 13704 return; 13705 } 13706 13707 if (replace) { 13708 // Prevent apps opting out from runtime permissions 13709 PackageParser.Package oldPackage = mPackages.get(pkgName); 13710 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 13711 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 13712 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 13713 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 13714 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 13715 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 13716 + " doesn't support runtime permissions but the old" 13717 + " target SDK " + oldTargetSdk + " does."); 13718 return; 13719 } 13720 13721 // Prevent installing of child packages 13722 if (oldPackage.parentPackage != null) { 13723 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 13724 "Package " + pkg.packageName + " is child of package " 13725 + oldPackage.parentPackage + ". Child packages " 13726 + "can be updated only through the parent package."); 13727 return; 13728 } 13729 } 13730 } 13731 13732 PackageSetting ps = mSettings.mPackages.get(pkgName); 13733 if (ps != null) { 13734 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 13735 13736 // Quick sanity check that we're signed correctly if updating; 13737 // we'll check this again later when scanning, but we want to 13738 // bail early here before tripping over redefined permissions. 13739 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 13740 if (!checkUpgradeKeySetLP(ps, pkg)) { 13741 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 13742 + pkg.packageName + " upgrade keys do not match the " 13743 + "previously installed version"); 13744 return; 13745 } 13746 } else { 13747 try { 13748 verifySignaturesLP(ps, pkg); 13749 } catch (PackageManagerException e) { 13750 res.setError(e.error, e.getMessage()); 13751 return; 13752 } 13753 } 13754 13755 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 13756 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 13757 systemApp = (ps.pkg.applicationInfo.flags & 13758 ApplicationInfo.FLAG_SYSTEM) != 0; 13759 } 13760 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13761 } 13762 13763 // Check whether the newly-scanned package wants to define an already-defined perm 13764 int N = pkg.permissions.size(); 13765 for (int i = N-1; i >= 0; i--) { 13766 PackageParser.Permission perm = pkg.permissions.get(i); 13767 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 13768 if (bp != null) { 13769 // If the defining package is signed with our cert, it's okay. This 13770 // also includes the "updating the same package" case, of course. 13771 // "updating same package" could also involve key-rotation. 13772 final boolean sigsOk; 13773 if (bp.sourcePackage.equals(pkg.packageName) 13774 && (bp.packageSetting instanceof PackageSetting) 13775 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 13776 scanFlags))) { 13777 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 13778 } else { 13779 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 13780 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 13781 } 13782 if (!sigsOk) { 13783 // If the owning package is the system itself, we log but allow 13784 // install to proceed; we fail the install on all other permission 13785 // redefinitions. 13786 if (!bp.sourcePackage.equals("android")) { 13787 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 13788 + pkg.packageName + " attempting to redeclare permission " 13789 + perm.info.name + " already owned by " + bp.sourcePackage); 13790 res.origPermission = perm.info.name; 13791 res.origPackage = bp.sourcePackage; 13792 return; 13793 } else { 13794 Slog.w(TAG, "Package " + pkg.packageName 13795 + " attempting to redeclare system permission " 13796 + perm.info.name + "; ignoring new declaration"); 13797 pkg.permissions.remove(i); 13798 } 13799 } 13800 } 13801 } 13802 } 13803 13804 if (systemApp) { 13805 if (onExternal) { 13806 // Abort update; system app can't be replaced with app on sdcard 13807 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 13808 "Cannot install updates to system apps on sdcard"); 13809 return; 13810 } else if (ephemeral) { 13811 // Abort update; system app can't be replaced with an ephemeral app 13812 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 13813 "Cannot update a system app with an ephemeral app"); 13814 return; 13815 } 13816 } 13817 13818 if (args.move != null) { 13819 // We did an in-place move, so dex is ready to roll 13820 scanFlags |= SCAN_NO_DEX; 13821 scanFlags |= SCAN_MOVE; 13822 13823 synchronized (mPackages) { 13824 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13825 if (ps == null) { 13826 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 13827 "Missing settings for moved package " + pkgName); 13828 } 13829 13830 // We moved the entire application as-is, so bring over the 13831 // previously derived ABI information. 13832 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 13833 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 13834 } 13835 13836 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 13837 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 13838 scanFlags |= SCAN_NO_DEX; 13839 13840 try { 13841 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 13842 args.abiOverride : pkg.cpuAbiOverride); 13843 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 13844 true /* extract libs */); 13845 } catch (PackageManagerException pme) { 13846 Slog.e(TAG, "Error deriving application ABI", pme); 13847 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 13848 return; 13849 } 13850 13851 13852 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 13853 // Do not run PackageDexOptimizer through the local performDexOpt 13854 // method because `pkg` is not in `mPackages` yet. 13855 int result = mPackageDexOptimizer.performDexOpt(pkg, null /* instructionSets */, 13856 false /* useProfiles */, true /* extractOnly */); 13857 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13858 if (result == PackageDexOptimizer.DEX_OPT_FAILED) { 13859 String msg = "Extracking package failed for " + pkgName; 13860 res.setError(INSTALL_FAILED_DEXOPT, msg); 13861 return; 13862 } 13863 } 13864 13865 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 13866 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 13867 return; 13868 } 13869 13870 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 13871 13872 if (replace) { 13873 replacePackageLI(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 13874 installerPackageName, res); 13875 } else { 13876 installNewPackageLI(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 13877 args.user, installerPackageName, volumeUuid, res); 13878 } 13879 synchronized (mPackages) { 13880 final PackageSetting ps = mSettings.mPackages.get(pkgName); 13881 if (ps != null) { 13882 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 13883 } 13884 13885 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13886 for (int i = 0; i < childCount; i++) { 13887 PackageParser.Package childPkg = pkg.childPackages.get(i); 13888 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 13889 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 13890 if (childPs != null) { 13891 childRes.newUsers = childPs.queryInstalledUsers( 13892 sUserManager.getUserIds(), true); 13893 } 13894 } 13895 } 13896 } 13897 13898 private void startIntentFilterVerifications(int userId, boolean replacing, 13899 PackageParser.Package pkg) { 13900 if (mIntentFilterVerifierComponent == null) { 13901 Slog.w(TAG, "No IntentFilter verification will not be done as " 13902 + "there is no IntentFilterVerifier available!"); 13903 return; 13904 } 13905 13906 final int verifierUid = getPackageUid( 13907 mIntentFilterVerifierComponent.getPackageName(), 13908 MATCH_DEBUG_TRIAGED_MISSING, 13909 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 13910 13911 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13912 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 13913 mHandler.sendMessage(msg); 13914 13915 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 13916 for (int i = 0; i < childCount; i++) { 13917 PackageParser.Package childPkg = pkg.childPackages.get(i); 13918 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 13919 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 13920 mHandler.sendMessage(msg); 13921 } 13922 } 13923 13924 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 13925 PackageParser.Package pkg) { 13926 int size = pkg.activities.size(); 13927 if (size == 0) { 13928 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13929 "No activity, so no need to verify any IntentFilter!"); 13930 return; 13931 } 13932 13933 final boolean hasDomainURLs = hasDomainURLs(pkg); 13934 if (!hasDomainURLs) { 13935 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13936 "No domain URLs, so no need to verify any IntentFilter!"); 13937 return; 13938 } 13939 13940 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 13941 + " if any IntentFilter from the " + size 13942 + " Activities needs verification ..."); 13943 13944 int count = 0; 13945 final String packageName = pkg.packageName; 13946 13947 synchronized (mPackages) { 13948 // If this is a new install and we see that we've already run verification for this 13949 // package, we have nothing to do: it means the state was restored from backup. 13950 if (!replacing) { 13951 IntentFilterVerificationInfo ivi = 13952 mSettings.getIntentFilterVerificationLPr(packageName); 13953 if (ivi != null) { 13954 if (DEBUG_DOMAIN_VERIFICATION) { 13955 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 13956 + ivi.getStatusString()); 13957 } 13958 return; 13959 } 13960 } 13961 13962 // If any filters need to be verified, then all need to be. 13963 boolean needToVerify = false; 13964 for (PackageParser.Activity a : pkg.activities) { 13965 for (ActivityIntentInfo filter : a.intents) { 13966 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 13967 if (DEBUG_DOMAIN_VERIFICATION) { 13968 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 13969 } 13970 needToVerify = true; 13971 break; 13972 } 13973 } 13974 } 13975 13976 if (needToVerify) { 13977 final int verificationId = mIntentFilterVerificationToken++; 13978 for (PackageParser.Activity a : pkg.activities) { 13979 for (ActivityIntentInfo filter : a.intents) { 13980 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 13981 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 13982 "Verification needed for IntentFilter:" + filter.toString()); 13983 mIntentFilterVerifier.addOneIntentFilterVerification( 13984 verifierUid, userId, verificationId, filter, packageName); 13985 count++; 13986 } 13987 } 13988 } 13989 } 13990 } 13991 13992 if (count > 0) { 13993 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 13994 + " IntentFilter verification" + (count > 1 ? "s" : "") 13995 + " for userId:" + userId); 13996 mIntentFilterVerifier.startVerifications(userId); 13997 } else { 13998 if (DEBUG_DOMAIN_VERIFICATION) { 13999 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 14000 } 14001 } 14002 } 14003 14004 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 14005 final ComponentName cn = filter.activity.getComponentName(); 14006 final String packageName = cn.getPackageName(); 14007 14008 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 14009 packageName); 14010 if (ivi == null) { 14011 return true; 14012 } 14013 int status = ivi.getStatus(); 14014 switch (status) { 14015 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 14016 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 14017 return true; 14018 14019 default: 14020 // Nothing to do 14021 return false; 14022 } 14023 } 14024 14025 private static boolean isMultiArch(ApplicationInfo info) { 14026 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 14027 } 14028 14029 private static boolean isExternal(PackageParser.Package pkg) { 14030 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 14031 } 14032 14033 private static boolean isExternal(PackageSetting ps) { 14034 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 14035 } 14036 14037 private static boolean isEphemeral(PackageParser.Package pkg) { 14038 return pkg.applicationInfo.isEphemeralApp(); 14039 } 14040 14041 private static boolean isEphemeral(PackageSetting ps) { 14042 return ps.pkg != null && isEphemeral(ps.pkg); 14043 } 14044 14045 private static boolean isSystemApp(PackageParser.Package pkg) { 14046 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 14047 } 14048 14049 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 14050 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14051 } 14052 14053 private static boolean hasDomainURLs(PackageParser.Package pkg) { 14054 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 14055 } 14056 14057 private static boolean isSystemApp(PackageSetting ps) { 14058 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 14059 } 14060 14061 private static boolean isUpdatedSystemApp(PackageSetting ps) { 14062 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 14063 } 14064 14065 private int packageFlagsToInstallFlags(PackageSetting ps) { 14066 int installFlags = 0; 14067 if (isEphemeral(ps)) { 14068 installFlags |= PackageManager.INSTALL_EPHEMERAL; 14069 } 14070 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 14071 // This existing package was an external ASEC install when we have 14072 // the external flag without a UUID 14073 installFlags |= PackageManager.INSTALL_EXTERNAL; 14074 } 14075 if (ps.isForwardLocked()) { 14076 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 14077 } 14078 return installFlags; 14079 } 14080 14081 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 14082 if (isExternal(pkg)) { 14083 if (TextUtils.isEmpty(pkg.volumeUuid)) { 14084 return StorageManager.UUID_PRIMARY_PHYSICAL; 14085 } else { 14086 return pkg.volumeUuid; 14087 } 14088 } else { 14089 return StorageManager.UUID_PRIVATE_INTERNAL; 14090 } 14091 } 14092 14093 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 14094 if (isExternal(pkg)) { 14095 if (TextUtils.isEmpty(pkg.volumeUuid)) { 14096 return mSettings.getExternalVersion(); 14097 } else { 14098 return mSettings.findOrCreateVersion(pkg.volumeUuid); 14099 } 14100 } else { 14101 return mSettings.getInternalVersion(); 14102 } 14103 } 14104 14105 private void deleteTempPackageFiles() { 14106 final FilenameFilter filter = new FilenameFilter() { 14107 public boolean accept(File dir, String name) { 14108 return name.startsWith("vmdl") && name.endsWith(".tmp"); 14109 } 14110 }; 14111 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 14112 file.delete(); 14113 } 14114 } 14115 14116 @Override 14117 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 14118 int flags) { 14119 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 14120 flags); 14121 } 14122 14123 @Override 14124 public void deletePackage(final String packageName, 14125 final IPackageDeleteObserver2 observer, final int userId, final int flags) { 14126 mContext.enforceCallingOrSelfPermission( 14127 android.Manifest.permission.DELETE_PACKAGES, null); 14128 Preconditions.checkNotNull(packageName); 14129 Preconditions.checkNotNull(observer); 14130 final int uid = Binder.getCallingUid(); 14131 final boolean deleteAllUsers = (flags & PackageManager.DELETE_ALL_USERS) != 0; 14132 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 14133 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 14134 mContext.enforceCallingOrSelfPermission( 14135 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 14136 "deletePackage for user " + userId); 14137 } 14138 14139 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 14140 try { 14141 observer.onPackageDeleted(packageName, 14142 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 14143 } catch (RemoteException re) { 14144 } 14145 return; 14146 } 14147 14148 if (!deleteAllUsers && getBlockUninstallForUser(packageName, userId)) { 14149 try { 14150 observer.onPackageDeleted(packageName, 14151 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 14152 } catch (RemoteException re) { 14153 } 14154 return; 14155 } 14156 14157 if (DEBUG_REMOVE) { 14158 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId 14159 + " deleteAllUsers: " + deleteAllUsers ); 14160 } 14161 // Queue up an async operation since the package deletion may take a little while. 14162 mHandler.post(new Runnable() { 14163 public void run() { 14164 mHandler.removeCallbacks(this); 14165 int returnCode; 14166 if (!deleteAllUsers) { 14167 returnCode = deletePackageX(packageName, userId, flags); 14168 } else { 14169 int[] blockUninstallUserIds = getBlockUninstallForUsers(packageName, users); 14170 // If nobody is blocking uninstall, proceed with delete for all users 14171 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 14172 returnCode = deletePackageX(packageName, userId, flags); 14173 } else { 14174 // Otherwise uninstall individually for users with blockUninstalls=false 14175 final int userFlags = flags & ~PackageManager.DELETE_ALL_USERS; 14176 for (int userId : users) { 14177 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 14178 returnCode = deletePackageX(packageName, userId, userFlags); 14179 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 14180 Slog.w(TAG, "Package delete failed for user " + userId 14181 + ", returnCode " + returnCode); 14182 } 14183 } 14184 } 14185 // The app has only been marked uninstalled for certain users. 14186 // We still need to report that delete was blocked 14187 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 14188 } 14189 } 14190 try { 14191 observer.onPackageDeleted(packageName, returnCode, null); 14192 } catch (RemoteException e) { 14193 Log.i(TAG, "Observer no longer exists."); 14194 } //end catch 14195 } //end run 14196 }); 14197 } 14198 14199 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 14200 int[] result = EMPTY_INT_ARRAY; 14201 for (int userId : userIds) { 14202 if (getBlockUninstallForUser(packageName, userId)) { 14203 result = ArrayUtils.appendInt(result, userId); 14204 } 14205 } 14206 return result; 14207 } 14208 14209 @Override 14210 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 14211 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 14212 } 14213 14214 private boolean isPackageDeviceAdmin(String packageName, int userId) { 14215 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 14216 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 14217 try { 14218 if (dpm != null) { 14219 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 14220 /* callingUserOnly =*/ false); 14221 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 14222 : deviceOwnerComponentName.getPackageName(); 14223 // Does the package contains the device owner? 14224 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 14225 // this check is probably not needed, since DO should be registered as a device 14226 // admin on some user too. (Original bug for this: b/17657954) 14227 if (packageName.equals(deviceOwnerPackageName)) { 14228 return true; 14229 } 14230 // Does it contain a device admin for any user? 14231 int[] users; 14232 if (userId == UserHandle.USER_ALL) { 14233 users = sUserManager.getUserIds(); 14234 } else { 14235 users = new int[]{userId}; 14236 } 14237 for (int i = 0; i < users.length; ++i) { 14238 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 14239 return true; 14240 } 14241 } 14242 } 14243 } catch (RemoteException e) { 14244 } 14245 return false; 14246 } 14247 14248 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 14249 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 14250 } 14251 14252 /** 14253 * This method is an internal method that could be get invoked either 14254 * to delete an installed package or to clean up a failed installation. 14255 * After deleting an installed package, a broadcast is sent to notify any 14256 * listeners that the package has been installed. For cleaning up a failed 14257 * installation, the broadcast is not necessary since the package's 14258 * installation wouldn't have sent the initial broadcast either 14259 * The key steps in deleting a package are 14260 * deleting the package information in internal structures like mPackages, 14261 * deleting the packages base directories through installd 14262 * updating mSettings to reflect current status 14263 * persisting settings for later use 14264 * sending a broadcast if necessary 14265 */ 14266 private int deletePackageX(String packageName, int userId, int flags) { 14267 final PackageRemovedInfo info = new PackageRemovedInfo(); 14268 final boolean res; 14269 14270 final UserHandle removeForUser = (flags & PackageManager.DELETE_ALL_USERS) != 0 14271 ? UserHandle.ALL : new UserHandle(userId); 14272 14273 if (isPackageDeviceAdmin(packageName, removeForUser.getIdentifier())) { 14274 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 14275 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 14276 } 14277 14278 PackageSetting uninstalledPs = null; 14279 14280 // for the uninstall-updates case and restricted profiles, remember the per- 14281 // user handle installed state 14282 int[] allUsers; 14283 synchronized (mPackages) { 14284 uninstalledPs = mSettings.mPackages.get(packageName); 14285 if (uninstalledPs == null) { 14286 Slog.w(TAG, "Not removing non-existent package " + packageName); 14287 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 14288 } 14289 allUsers = sUserManager.getUserIds(); 14290 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 14291 } 14292 14293 synchronized (mInstallLock) { 14294 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 14295 res = deletePackageLI(packageName, removeForUser, true, allUsers, 14296 flags | REMOVE_CHATTY, info, true, null); 14297 synchronized (mPackages) { 14298 if (res) { 14299 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 14300 } 14301 } 14302 } 14303 14304 if (res) { 14305 info.sendPackageRemovedBroadcasts(); 14306 info.sendSystemPackageUpdatedBroadcasts(); 14307 info.sendSystemPackageAppearedBroadcasts(); 14308 } 14309 // Force a gc here. 14310 Runtime.getRuntime().gc(); 14311 // Delete the resources here after sending the broadcast to let 14312 // other processes clean up before deleting resources. 14313 if (info.args != null) { 14314 synchronized (mInstallLock) { 14315 info.args.doPostDeleteLI(true); 14316 } 14317 } 14318 14319 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 14320 } 14321 14322 class PackageRemovedInfo { 14323 String removedPackage; 14324 int uid = -1; 14325 int removedAppId = -1; 14326 int[] origUsers; 14327 int[] removedUsers = null; 14328 boolean isRemovedPackageSystemUpdate = false; 14329 boolean isUpdate; 14330 boolean dataRemoved; 14331 boolean removedForAllUsers; 14332 // Clean up resources deleted packages. 14333 InstallArgs args = null; 14334 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 14335 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 14336 14337 void sendPackageRemovedBroadcasts() { 14338 sendPackageRemovedBroadcastInternal(); 14339 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 14340 for (int i = 0; i < childCount; i++) { 14341 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 14342 childInfo.sendPackageRemovedBroadcastInternal(); 14343 } 14344 } 14345 14346 void sendSystemPackageUpdatedBroadcasts() { 14347 if (isRemovedPackageSystemUpdate) { 14348 sendSystemPackageUpdatedBroadcastsInternal(); 14349 final int childCount = (removedChildPackages != null) 14350 ? removedChildPackages.size() : 0; 14351 for (int i = 0; i < childCount; i++) { 14352 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 14353 if (childInfo.isRemovedPackageSystemUpdate) { 14354 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 14355 } 14356 } 14357 } 14358 } 14359 14360 void sendSystemPackageAppearedBroadcasts() { 14361 final int packageCount = (appearedChildPackages != null) 14362 ? appearedChildPackages.size() : 0; 14363 for (int i = 0; i < packageCount; i++) { 14364 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 14365 for (int userId : installedInfo.newUsers) { 14366 sendPackageAddedForUser(installedInfo.name, true, 14367 UserHandle.getAppId(installedInfo.uid), userId); 14368 } 14369 } 14370 } 14371 14372 private void sendSystemPackageUpdatedBroadcastsInternal() { 14373 Bundle extras = new Bundle(2); 14374 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 14375 extras.putBoolean(Intent.EXTRA_REPLACING, true); 14376 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 14377 extras, 0, null, null, null); 14378 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 14379 extras, 0, null, null, null); 14380 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 14381 null, 0, removedPackage, null, null); 14382 } 14383 14384 private void sendPackageRemovedBroadcastInternal() { 14385 Bundle extras = new Bundle(2); 14386 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 14387 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 14388 if (isUpdate || isRemovedPackageSystemUpdate) { 14389 extras.putBoolean(Intent.EXTRA_REPLACING, true); 14390 } 14391 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 14392 if (removedPackage != null) { 14393 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 14394 extras, 0, null, null, removedUsers); 14395 if (dataRemoved && !isRemovedPackageSystemUpdate) { 14396 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 14397 removedPackage, extras, 0, null, null, removedUsers); 14398 } 14399 } 14400 if (removedAppId >= 0) { 14401 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 14402 removedUsers); 14403 } 14404 } 14405 } 14406 14407 /* 14408 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 14409 * flag is not set, the data directory is removed as well. 14410 * make sure this flag is set for partially installed apps. If not its meaningless to 14411 * delete a partially installed application. 14412 */ 14413 private void removePackageDataLI(PackageSetting ps, int[] allUserHandles, 14414 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 14415 String packageName = ps.name; 14416 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 14417 removePackageLI(ps, (flags&REMOVE_CHATTY) != 0); 14418 // Retrieve object to delete permissions for shared user later on 14419 final PackageSetting deletedPs; 14420 // reader 14421 synchronized (mPackages) { 14422 deletedPs = mSettings.mPackages.get(packageName); 14423 if (outInfo != null) { 14424 outInfo.removedPackage = packageName; 14425 outInfo.removedUsers = deletedPs != null 14426 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 14427 : null; 14428 } 14429 } 14430 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14431 removeDataDirsLI(ps.volumeUuid, packageName); 14432 if (outInfo != null) { 14433 outInfo.dataRemoved = true; 14434 } 14435 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 14436 } 14437 // writer 14438 synchronized (mPackages) { 14439 if (deletedPs != null) { 14440 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 14441 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 14442 clearDefaultBrowserIfNeeded(packageName); 14443 if (outInfo != null) { 14444 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 14445 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 14446 } 14447 updatePermissionsLPw(deletedPs.name, null, 0); 14448 if (deletedPs.sharedUser != null) { 14449 // Remove permissions associated with package. Since runtime 14450 // permissions are per user we have to kill the removed package 14451 // or packages running under the shared user of the removed 14452 // package if revoking the permissions requested only by the removed 14453 // package is successful and this causes a change in gids. 14454 for (int userId : UserManagerService.getInstance().getUserIds()) { 14455 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 14456 userId); 14457 if (userIdToKill == UserHandle.USER_ALL 14458 || userIdToKill >= UserHandle.USER_SYSTEM) { 14459 // If gids changed for this user, kill all affected packages. 14460 mHandler.post(new Runnable() { 14461 @Override 14462 public void run() { 14463 // This has to happen with no lock held. 14464 killApplication(deletedPs.name, deletedPs.appId, 14465 KILL_APP_REASON_GIDS_CHANGED); 14466 } 14467 }); 14468 break; 14469 } 14470 } 14471 } 14472 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 14473 } 14474 // make sure to preserve per-user disabled state if this removal was just 14475 // a downgrade of a system app to the factory package 14476 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 14477 if (DEBUG_REMOVE) { 14478 Slog.d(TAG, "Propagating install state across downgrade"); 14479 } 14480 for (int userId : allUserHandles) { 14481 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 14482 if (DEBUG_REMOVE) { 14483 Slog.d(TAG, " user " + userId + " => " + installed); 14484 } 14485 ps.setInstalled(installed, userId); 14486 } 14487 } 14488 } 14489 // can downgrade to reader 14490 if (writeSettings) { 14491 // Save settings now 14492 mSettings.writeLPr(); 14493 } 14494 } 14495 if (outInfo != null) { 14496 // A user ID was deleted here. Go through all users and remove it 14497 // from KeyStore. 14498 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 14499 } 14500 } 14501 14502 static boolean locationIsPrivileged(File path) { 14503 try { 14504 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 14505 .getCanonicalPath(); 14506 return path.getCanonicalPath().startsWith(privilegedAppDir); 14507 } catch (IOException e) { 14508 Slog.e(TAG, "Unable to access code path " + path); 14509 } 14510 return false; 14511 } 14512 14513 /* 14514 * Tries to delete system package. 14515 */ 14516 private boolean deleteSystemPackageLI(PackageParser.Package deletedPkg, 14517 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 14518 boolean writeSettings) { 14519 if (deletedPs.parentPackageName != null) { 14520 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 14521 return false; 14522 } 14523 14524 final boolean applyUserRestrictions 14525 = (allUserHandles != null) && (outInfo.origUsers != null); 14526 final PackageSetting disabledPs; 14527 // Confirm if the system package has been updated 14528 // An updated system app can be deleted. This will also have to restore 14529 // the system pkg from system partition 14530 // reader 14531 synchronized (mPackages) { 14532 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 14533 } 14534 14535 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 14536 + " disabledPs=" + disabledPs); 14537 14538 if (disabledPs == null) { 14539 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 14540 return false; 14541 } else if (DEBUG_REMOVE) { 14542 Slog.d(TAG, "Deleting system pkg from data partition"); 14543 } 14544 14545 if (DEBUG_REMOVE) { 14546 if (applyUserRestrictions) { 14547 Slog.d(TAG, "Remembering install states:"); 14548 for (int userId : allUserHandles) { 14549 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 14550 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 14551 } 14552 } 14553 } 14554 14555 // Delete the updated package 14556 outInfo.isRemovedPackageSystemUpdate = true; 14557 if (outInfo.removedChildPackages != null) { 14558 final int childCount = (deletedPs.childPackageNames != null) 14559 ? deletedPs.childPackageNames.size() : 0; 14560 for (int i = 0; i < childCount; i++) { 14561 String childPackageName = deletedPs.childPackageNames.get(i); 14562 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 14563 .contains(childPackageName)) { 14564 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 14565 childPackageName); 14566 if (childInfo != null) { 14567 childInfo.isRemovedPackageSystemUpdate = true; 14568 } 14569 } 14570 } 14571 } 14572 14573 if (disabledPs.versionCode < deletedPs.versionCode) { 14574 // Delete data for downgrades 14575 flags &= ~PackageManager.DELETE_KEEP_DATA; 14576 } else { 14577 // Preserve data by setting flag 14578 flags |= PackageManager.DELETE_KEEP_DATA; 14579 } 14580 14581 boolean ret = deleteInstalledPackageLI(deletedPs, true, flags, allUserHandles, 14582 outInfo, writeSettings, disabledPs.pkg); 14583 if (!ret) { 14584 return false; 14585 } 14586 14587 // writer 14588 synchronized (mPackages) { 14589 // Reinstate the old system package 14590 enableSystemPackageLPw(disabledPs.pkg); 14591 // Remove any native libraries from the upgraded package. 14592 removeNativeBinariesLI(deletedPs); 14593 } 14594 14595 // Install the system package 14596 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 14597 int parseFlags = PackageParser.PARSE_MUST_BE_APK | PackageParser.PARSE_IS_SYSTEM; 14598 if (locationIsPrivileged(disabledPs.codePath)) { 14599 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 14600 } 14601 14602 final PackageParser.Package newPkg; 14603 try { 14604 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 14605 } catch (PackageManagerException e) { 14606 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 14607 + e.getMessage()); 14608 return false; 14609 } 14610 14611 prepareAppDataAfterInstall(newPkg); 14612 14613 // writer 14614 synchronized (mPackages) { 14615 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 14616 14617 // Propagate the permissions state as we do not want to drop on the floor 14618 // runtime permissions. The update permissions method below will take 14619 // care of removing obsolete permissions and grant install permissions. 14620 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 14621 updatePermissionsLPw(newPkg.packageName, newPkg, 14622 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 14623 14624 if (applyUserRestrictions) { 14625 if (DEBUG_REMOVE) { 14626 Slog.d(TAG, "Propagating install state across reinstall"); 14627 } 14628 for (int userId : allUserHandles) { 14629 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 14630 if (DEBUG_REMOVE) { 14631 Slog.d(TAG, " user " + userId + " => " + installed); 14632 } 14633 ps.setInstalled(installed, userId); 14634 14635 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 14636 } 14637 // Regardless of writeSettings we need to ensure that this restriction 14638 // state propagation is persisted 14639 mSettings.writeAllUsersPackageRestrictionsLPr(); 14640 } 14641 // can downgrade to reader here 14642 if (writeSettings) { 14643 mSettings.writeLPr(); 14644 } 14645 } 14646 return true; 14647 } 14648 14649 private boolean deleteInstalledPackageLI(PackageSetting ps, 14650 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 14651 PackageRemovedInfo outInfo, boolean writeSettings, 14652 PackageParser.Package replacingPackage) { 14653 synchronized (mPackages) { 14654 if (outInfo != null) { 14655 outInfo.uid = ps.appId; 14656 } 14657 14658 if (outInfo != null && outInfo.removedChildPackages != null) { 14659 final int childCount = (ps.childPackageNames != null) 14660 ? ps.childPackageNames.size() : 0; 14661 for (int i = 0; i < childCount; i++) { 14662 String childPackageName = ps.childPackageNames.get(i); 14663 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 14664 if (childPs == null) { 14665 return false; 14666 } 14667 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 14668 childPackageName); 14669 if (childInfo != null) { 14670 childInfo.uid = childPs.appId; 14671 } 14672 } 14673 } 14674 } 14675 14676 // Delete package data from internal structures and also remove data if flag is set 14677 removePackageDataLI(ps, allUserHandles, outInfo, flags, writeSettings); 14678 14679 // Delete the child packages data 14680 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 14681 for (int i = 0; i < childCount; i++) { 14682 PackageSetting childPs; 14683 synchronized (mPackages) { 14684 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 14685 } 14686 if (childPs != null) { 14687 PackageRemovedInfo childOutInfo = (outInfo != null 14688 && outInfo.removedChildPackages != null) 14689 ? outInfo.removedChildPackages.get(childPs.name) : null; 14690 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 14691 && (replacingPackage != null 14692 && !replacingPackage.hasChildPackage(childPs.name)) 14693 ? flags & ~DELETE_KEEP_DATA : flags; 14694 removePackageDataLI(childPs, allUserHandles, childOutInfo, 14695 deleteFlags, writeSettings); 14696 } 14697 } 14698 14699 // Delete application code and resources only for parent packages 14700 if (ps.parentPackageName == null) { 14701 if (deleteCodeAndResources && (outInfo != null)) { 14702 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 14703 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 14704 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 14705 } 14706 } 14707 14708 return true; 14709 } 14710 14711 @Override 14712 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 14713 int userId) { 14714 mContext.enforceCallingOrSelfPermission( 14715 android.Manifest.permission.DELETE_PACKAGES, null); 14716 synchronized (mPackages) { 14717 PackageSetting ps = mSettings.mPackages.get(packageName); 14718 if (ps == null) { 14719 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 14720 return false; 14721 } 14722 if (!ps.getInstalled(userId)) { 14723 // Can't block uninstall for an app that is not installed or enabled. 14724 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 14725 return false; 14726 } 14727 ps.setBlockUninstall(blockUninstall, userId); 14728 mSettings.writePackageRestrictionsLPr(userId); 14729 } 14730 return true; 14731 } 14732 14733 @Override 14734 public boolean getBlockUninstallForUser(String packageName, int userId) { 14735 synchronized (mPackages) { 14736 PackageSetting ps = mSettings.mPackages.get(packageName); 14737 if (ps == null) { 14738 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 14739 return false; 14740 } 14741 return ps.getBlockUninstall(userId); 14742 } 14743 } 14744 14745 @Override 14746 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 14747 int callingUid = Binder.getCallingUid(); 14748 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 14749 throw new SecurityException( 14750 "setRequiredForSystemUser can only be run by the system or root"); 14751 } 14752 synchronized (mPackages) { 14753 PackageSetting ps = mSettings.mPackages.get(packageName); 14754 if (ps == null) { 14755 Log.w(TAG, "Package doesn't exist: " + packageName); 14756 return false; 14757 } 14758 if (systemUserApp) { 14759 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14760 } else { 14761 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 14762 } 14763 mSettings.writeLPr(); 14764 } 14765 return true; 14766 } 14767 14768 /* 14769 * This method handles package deletion in general 14770 */ 14771 private boolean deletePackageLI(String packageName, UserHandle user, 14772 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 14773 PackageRemovedInfo outInfo, boolean writeSettings, 14774 PackageParser.Package replacingPackage) { 14775 if (packageName == null) { 14776 Slog.w(TAG, "Attempt to delete null packageName."); 14777 return false; 14778 } 14779 14780 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 14781 14782 PackageSetting ps; 14783 14784 synchronized (mPackages) { 14785 ps = mSettings.mPackages.get(packageName); 14786 if (ps == null) { 14787 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 14788 return false; 14789 } 14790 14791 if (ps.parentPackageName != null && (!isSystemApp(ps) 14792 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 14793 if (DEBUG_REMOVE) { 14794 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 14795 + ((user == null) ? UserHandle.USER_ALL : user)); 14796 } 14797 final int removedUserId = (user != null) ? user.getIdentifier() 14798 : UserHandle.USER_ALL; 14799 if (!clearPackageStateForUser(ps, removedUserId, outInfo)) { 14800 return false; 14801 } 14802 markPackageUninstalledForUserLPw(ps, user); 14803 scheduleWritePackageRestrictionsLocked(user); 14804 return true; 14805 } 14806 } 14807 14808 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 14809 && user.getIdentifier() != UserHandle.USER_ALL)) { 14810 // The caller is asking that the package only be deleted for a single 14811 // user. To do this, we just mark its uninstalled state and delete 14812 // its data. If this is a system app, we only allow this to happen if 14813 // they have set the special DELETE_SYSTEM_APP which requests different 14814 // semantics than normal for uninstalling system apps. 14815 markPackageUninstalledForUserLPw(ps, user); 14816 14817 if (!isSystemApp(ps)) { 14818 // Do not uninstall the APK if an app should be cached 14819 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 14820 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 14821 // Other user still have this package installed, so all 14822 // we need to do is clear this user's data and save that 14823 // it is uninstalled. 14824 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 14825 if (!clearPackageStateForUser(ps, user.getIdentifier(), outInfo)) { 14826 return false; 14827 } 14828 scheduleWritePackageRestrictionsLocked(user); 14829 return true; 14830 } else { 14831 // We need to set it back to 'installed' so the uninstall 14832 // broadcasts will be sent correctly. 14833 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 14834 ps.setInstalled(true, user.getIdentifier()); 14835 } 14836 } else { 14837 // This is a system app, so we assume that the 14838 // other users still have this package installed, so all 14839 // we need to do is clear this user's data and save that 14840 // it is uninstalled. 14841 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 14842 if (!clearPackageStateForUser(ps, user.getIdentifier(), outInfo)) { 14843 return false; 14844 } 14845 scheduleWritePackageRestrictionsLocked(user); 14846 return true; 14847 } 14848 } 14849 14850 // If we are deleting a composite package for all users, keep track 14851 // of result for each child. 14852 if (ps.childPackageNames != null && outInfo != null) { 14853 synchronized (mPackages) { 14854 final int childCount = ps.childPackageNames.size(); 14855 outInfo.removedChildPackages = new ArrayMap<>(childCount); 14856 for (int i = 0; i < childCount; i++) { 14857 String childPackageName = ps.childPackageNames.get(i); 14858 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 14859 childInfo.removedPackage = childPackageName; 14860 outInfo.removedChildPackages.put(childPackageName, childInfo); 14861 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 14862 if (childPs != null) { 14863 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 14864 } 14865 } 14866 } 14867 } 14868 14869 boolean ret = false; 14870 if (isSystemApp(ps)) { 14871 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 14872 // When an updated system application is deleted we delete the existing resources 14873 // as well and fall back to existing code in system partition 14874 ret = deleteSystemPackageLI(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 14875 } else { 14876 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 14877 // Kill application pre-emptively especially for apps on sd. 14878 killApplication(packageName, ps.appId, "uninstall pkg"); 14879 ret = deleteInstalledPackageLI(ps, deleteCodeAndResources, flags, allUserHandles, 14880 outInfo, writeSettings, replacingPackage); 14881 } 14882 14883 // Take a note whether we deleted the package for all users 14884 if (outInfo != null) { 14885 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 14886 if (outInfo.removedChildPackages != null) { 14887 synchronized (mPackages) { 14888 final int childCount = outInfo.removedChildPackages.size(); 14889 for (int i = 0; i < childCount; i++) { 14890 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 14891 if (childInfo != null) { 14892 childInfo.removedForAllUsers = mPackages.get( 14893 childInfo.removedPackage) == null; 14894 } 14895 } 14896 } 14897 } 14898 // If we uninstalled an update to a system app there may be some 14899 // child packages that appeared as they are declared in the system 14900 // app but were not declared in the update. 14901 if (isSystemApp(ps)) { 14902 synchronized (mPackages) { 14903 PackageSetting updatedPs = mSettings.peekPackageLPr(ps.name); 14904 final int childCount = (updatedPs.childPackageNames != null) 14905 ? updatedPs.childPackageNames.size() : 0; 14906 for (int i = 0; i < childCount; i++) { 14907 String childPackageName = updatedPs.childPackageNames.get(i); 14908 if (outInfo.removedChildPackages == null 14909 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 14910 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 14911 if (childPs == null) { 14912 continue; 14913 } 14914 PackageInstalledInfo installRes = new PackageInstalledInfo(); 14915 installRes.name = childPackageName; 14916 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 14917 installRes.pkg = mPackages.get(childPackageName); 14918 installRes.uid = childPs.pkg.applicationInfo.uid; 14919 if (outInfo.appearedChildPackages == null) { 14920 outInfo.appearedChildPackages = new ArrayMap<>(); 14921 } 14922 outInfo.appearedChildPackages.put(childPackageName, installRes); 14923 } 14924 } 14925 } 14926 } 14927 } 14928 14929 return ret; 14930 } 14931 14932 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 14933 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 14934 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 14935 for (int nextUserId : userIds) { 14936 if (DEBUG_REMOVE) { 14937 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 14938 } 14939 ps.setUserState(nextUserId, COMPONENT_ENABLED_STATE_DEFAULT, 14940 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 14941 false /*hidden*/, false /*suspended*/, null, null, null, 14942 false /*blockUninstall*/, 14943 ps.readUserState(nextUserId).domainVerificationStatus, 0); 14944 } 14945 } 14946 14947 private boolean clearPackageStateForUser(PackageSetting ps, int userId, 14948 PackageRemovedInfo outInfo) { 14949 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 14950 : new int[] {userId}; 14951 for (int nextUserId : userIds) { 14952 if (DEBUG_REMOVE) { 14953 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 14954 + nextUserId); 14955 } 14956 final int flags = StorageManager.FLAG_STORAGE_CE| StorageManager.FLAG_STORAGE_DE; 14957 try { 14958 mInstaller.destroyAppData(ps.volumeUuid, ps.name, nextUserId, flags); 14959 } catch (InstallerException e) { 14960 Slog.w(TAG, "Couldn't remove cache files for package " + ps.name, e); 14961 return false; 14962 } 14963 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 14964 schedulePackageCleaning(ps.name, nextUserId, false); 14965 synchronized (mPackages) { 14966 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 14967 scheduleWritePackageRestrictionsLocked(nextUserId); 14968 } 14969 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 14970 } 14971 } 14972 14973 if (outInfo != null) { 14974 outInfo.removedPackage = ps.name; 14975 outInfo.removedAppId = ps.appId; 14976 outInfo.removedUsers = userIds; 14977 } 14978 14979 return true; 14980 } 14981 14982 private final class ClearStorageConnection implements ServiceConnection { 14983 IMediaContainerService mContainerService; 14984 14985 @Override 14986 public void onServiceConnected(ComponentName name, IBinder service) { 14987 synchronized (this) { 14988 mContainerService = IMediaContainerService.Stub.asInterface(service); 14989 notifyAll(); 14990 } 14991 } 14992 14993 @Override 14994 public void onServiceDisconnected(ComponentName name) { 14995 } 14996 } 14997 14998 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 14999 final boolean mounted; 15000 if (Environment.isExternalStorageEmulated()) { 15001 mounted = true; 15002 } else { 15003 final String status = Environment.getExternalStorageState(); 15004 15005 mounted = status.equals(Environment.MEDIA_MOUNTED) 15006 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 15007 } 15008 15009 if (!mounted) { 15010 return; 15011 } 15012 15013 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 15014 int[] users; 15015 if (userId == UserHandle.USER_ALL) { 15016 users = sUserManager.getUserIds(); 15017 } else { 15018 users = new int[] { userId }; 15019 } 15020 final ClearStorageConnection conn = new ClearStorageConnection(); 15021 if (mContext.bindServiceAsUser( 15022 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 15023 try { 15024 for (int curUser : users) { 15025 long timeout = SystemClock.uptimeMillis() + 5000; 15026 synchronized (conn) { 15027 long now = SystemClock.uptimeMillis(); 15028 while (conn.mContainerService == null && now < timeout) { 15029 try { 15030 conn.wait(timeout - now); 15031 } catch (InterruptedException e) { 15032 } 15033 } 15034 } 15035 if (conn.mContainerService == null) { 15036 return; 15037 } 15038 15039 final UserEnvironment userEnv = new UserEnvironment(curUser); 15040 clearDirectory(conn.mContainerService, 15041 userEnv.buildExternalStorageAppCacheDirs(packageName)); 15042 if (allData) { 15043 clearDirectory(conn.mContainerService, 15044 userEnv.buildExternalStorageAppDataDirs(packageName)); 15045 clearDirectory(conn.mContainerService, 15046 userEnv.buildExternalStorageAppMediaDirs(packageName)); 15047 } 15048 } 15049 } finally { 15050 mContext.unbindService(conn); 15051 } 15052 } 15053 } 15054 15055 @Override 15056 public void clearApplicationUserData(final String packageName, 15057 final IPackageDataObserver observer, final int userId) { 15058 mContext.enforceCallingOrSelfPermission( 15059 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 15060 enforceCrossUserPermission(Binder.getCallingUid(), userId, 15061 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 15062 // Queue up an async operation since the package deletion may take a little while. 15063 mHandler.post(new Runnable() { 15064 public void run() { 15065 mHandler.removeCallbacks(this); 15066 final boolean succeeded; 15067 synchronized (mInstallLock) { 15068 succeeded = clearApplicationUserDataLI(packageName, userId); 15069 } 15070 clearExternalStorageDataSync(packageName, userId, true); 15071 if (succeeded) { 15072 // invoke DeviceStorageMonitor's update method to clear any notifications 15073 DeviceStorageMonitorInternal 15074 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 15075 if (dsm != null) { 15076 dsm.checkMemory(); 15077 } 15078 } 15079 if(observer != null) { 15080 try { 15081 observer.onRemoveCompleted(packageName, succeeded); 15082 } catch (RemoteException e) { 15083 Log.i(TAG, "Observer no longer exists."); 15084 } 15085 } //end if observer 15086 } //end run 15087 }); 15088 } 15089 15090 private boolean clearApplicationUserDataLI(String packageName, int userId) { 15091 if (packageName == null) { 15092 Slog.w(TAG, "Attempt to delete null packageName."); 15093 return false; 15094 } 15095 15096 // Try finding details about the requested package 15097 PackageParser.Package pkg; 15098 synchronized (mPackages) { 15099 pkg = mPackages.get(packageName); 15100 if (pkg == null) { 15101 final PackageSetting ps = mSettings.mPackages.get(packageName); 15102 if (ps != null) { 15103 pkg = ps.pkg; 15104 } 15105 } 15106 15107 if (pkg == null) { 15108 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 15109 return false; 15110 } 15111 15112 PackageSetting ps = (PackageSetting) pkg.mExtras; 15113 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 15114 } 15115 15116 // Always delete data directories for package, even if we found no other 15117 // record of app. This helps users recover from UID mismatches without 15118 // resorting to a full data wipe. 15119 // TODO: triage flags as part of 26466827 15120 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15121 try { 15122 mInstaller.clearAppData(pkg.volumeUuid, packageName, userId, flags); 15123 } catch (InstallerException e) { 15124 Slog.w(TAG, "Couldn't remove cache files for package " + packageName, e); 15125 return false; 15126 } 15127 15128 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 15129 removeKeystoreDataIfNeeded(userId, appId); 15130 15131 // Create a native library symlink only if we have native libraries 15132 // and if the native libraries are 32 bit libraries. We do not provide 15133 // this symlink for 64 bit libraries. 15134 if (pkg.applicationInfo.primaryCpuAbi != null && 15135 !VMRuntime.is64BitAbi(pkg.applicationInfo.primaryCpuAbi)) { 15136 final String nativeLibPath = pkg.applicationInfo.nativeLibraryDir; 15137 try { 15138 mInstaller.linkNativeLibraryDirectory(pkg.volumeUuid, pkg.packageName, 15139 nativeLibPath, userId); 15140 } catch (InstallerException e) { 15141 Slog.w(TAG, "Failed linking native library dir", e); 15142 return false; 15143 } 15144 } 15145 15146 return true; 15147 } 15148 15149 /** 15150 * Reverts user permission state changes (permissions and flags) in 15151 * all packages for a given user. 15152 * 15153 * @param userId The device user for which to do a reset. 15154 */ 15155 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 15156 final int packageCount = mPackages.size(); 15157 for (int i = 0; i < packageCount; i++) { 15158 PackageParser.Package pkg = mPackages.valueAt(i); 15159 PackageSetting ps = (PackageSetting) pkg.mExtras; 15160 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 15161 } 15162 } 15163 15164 /** 15165 * Reverts user permission state changes (permissions and flags). 15166 * 15167 * @param ps The package for which to reset. 15168 * @param userId The device user for which to do a reset. 15169 */ 15170 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 15171 final PackageSetting ps, final int userId) { 15172 if (ps.pkg == null) { 15173 return; 15174 } 15175 15176 // These are flags that can change base on user actions. 15177 final int userSettableMask = FLAG_PERMISSION_USER_SET 15178 | FLAG_PERMISSION_USER_FIXED 15179 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 15180 | FLAG_PERMISSION_REVIEW_REQUIRED; 15181 15182 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 15183 | FLAG_PERMISSION_POLICY_FIXED; 15184 15185 boolean writeInstallPermissions = false; 15186 boolean writeRuntimePermissions = false; 15187 15188 final int permissionCount = ps.pkg.requestedPermissions.size(); 15189 for (int i = 0; i < permissionCount; i++) { 15190 String permission = ps.pkg.requestedPermissions.get(i); 15191 15192 BasePermission bp = mSettings.mPermissions.get(permission); 15193 if (bp == null) { 15194 continue; 15195 } 15196 15197 // If shared user we just reset the state to which only this app contributed. 15198 if (ps.sharedUser != null) { 15199 boolean used = false; 15200 final int packageCount = ps.sharedUser.packages.size(); 15201 for (int j = 0; j < packageCount; j++) { 15202 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 15203 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 15204 && pkg.pkg.requestedPermissions.contains(permission)) { 15205 used = true; 15206 break; 15207 } 15208 } 15209 if (used) { 15210 continue; 15211 } 15212 } 15213 15214 PermissionsState permissionsState = ps.getPermissionsState(); 15215 15216 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 15217 15218 // Always clear the user settable flags. 15219 final boolean hasInstallState = permissionsState.getInstallPermissionState( 15220 bp.name) != null; 15221 // If permission review is enabled and this is a legacy app, mark the 15222 // permission as requiring a review as this is the initial state. 15223 int flags = 0; 15224 if (Build.PERMISSIONS_REVIEW_REQUIRED 15225 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 15226 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 15227 } 15228 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 15229 if (hasInstallState) { 15230 writeInstallPermissions = true; 15231 } else { 15232 writeRuntimePermissions = true; 15233 } 15234 } 15235 15236 // Below is only runtime permission handling. 15237 if (!bp.isRuntime()) { 15238 continue; 15239 } 15240 15241 // Never clobber system or policy. 15242 if ((oldFlags & policyOrSystemFlags) != 0) { 15243 continue; 15244 } 15245 15246 // If this permission was granted by default, make sure it is. 15247 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 15248 if (permissionsState.grantRuntimePermission(bp, userId) 15249 != PERMISSION_OPERATION_FAILURE) { 15250 writeRuntimePermissions = true; 15251 } 15252 // If permission review is enabled the permissions for a legacy apps 15253 // are represented as constantly granted runtime ones, so don't revoke. 15254 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 15255 // Otherwise, reset the permission. 15256 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 15257 switch (revokeResult) { 15258 case PERMISSION_OPERATION_SUCCESS: { 15259 writeRuntimePermissions = true; 15260 } break; 15261 15262 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 15263 writeRuntimePermissions = true; 15264 final int appId = ps.appId; 15265 mHandler.post(new Runnable() { 15266 @Override 15267 public void run() { 15268 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 15269 } 15270 }); 15271 } break; 15272 } 15273 } 15274 } 15275 15276 // Synchronously write as we are taking permissions away. 15277 if (writeRuntimePermissions) { 15278 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 15279 } 15280 15281 // Synchronously write as we are taking permissions away. 15282 if (writeInstallPermissions) { 15283 mSettings.writeLPr(); 15284 } 15285 } 15286 15287 /** 15288 * Remove entries from the keystore daemon. Will only remove it if the 15289 * {@code appId} is valid. 15290 */ 15291 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 15292 if (appId < 0) { 15293 return; 15294 } 15295 15296 final KeyStore keyStore = KeyStore.getInstance(); 15297 if (keyStore != null) { 15298 if (userId == UserHandle.USER_ALL) { 15299 for (final int individual : sUserManager.getUserIds()) { 15300 keyStore.clearUid(UserHandle.getUid(individual, appId)); 15301 } 15302 } else { 15303 keyStore.clearUid(UserHandle.getUid(userId, appId)); 15304 } 15305 } else { 15306 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 15307 } 15308 } 15309 15310 @Override 15311 public void deleteApplicationCacheFiles(final String packageName, 15312 final IPackageDataObserver observer) { 15313 mContext.enforceCallingOrSelfPermission( 15314 android.Manifest.permission.DELETE_CACHE_FILES, null); 15315 // Queue up an async operation since the package deletion may take a little while. 15316 final int userId = UserHandle.getCallingUserId(); 15317 mHandler.post(new Runnable() { 15318 public void run() { 15319 mHandler.removeCallbacks(this); 15320 final boolean succeded; 15321 synchronized (mInstallLock) { 15322 succeded = deleteApplicationCacheFilesLI(packageName, userId); 15323 } 15324 clearExternalStorageDataSync(packageName, userId, false); 15325 if (observer != null) { 15326 try { 15327 observer.onRemoveCompleted(packageName, succeded); 15328 } catch (RemoteException e) { 15329 Log.i(TAG, "Observer no longer exists."); 15330 } 15331 } //end if observer 15332 } //end run 15333 }); 15334 } 15335 15336 private boolean deleteApplicationCacheFilesLI(String packageName, int userId) { 15337 if (packageName == null) { 15338 Slog.w(TAG, "Attempt to delete null packageName."); 15339 return false; 15340 } 15341 PackageParser.Package p; 15342 synchronized (mPackages) { 15343 p = mPackages.get(packageName); 15344 } 15345 if (p == null) { 15346 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 15347 return false; 15348 } 15349 final ApplicationInfo applicationInfo = p.applicationInfo; 15350 if (applicationInfo == null) { 15351 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 15352 return false; 15353 } 15354 // TODO: triage flags as part of 26466827 15355 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15356 try { 15357 mInstaller.clearAppData(p.volumeUuid, packageName, userId, 15358 flags | Installer.FLAG_CLEAR_CACHE_ONLY); 15359 } catch (InstallerException e) { 15360 Slog.w(TAG, "Couldn't remove cache files for package " 15361 + packageName + " u" + userId, e); 15362 return false; 15363 } 15364 return true; 15365 } 15366 15367 @Override 15368 public void getPackageSizeInfo(final String packageName, int userHandle, 15369 final IPackageStatsObserver observer) { 15370 mContext.enforceCallingOrSelfPermission( 15371 android.Manifest.permission.GET_PACKAGE_SIZE, null); 15372 if (packageName == null) { 15373 throw new IllegalArgumentException("Attempt to get size of null packageName"); 15374 } 15375 15376 PackageStats stats = new PackageStats(packageName, userHandle); 15377 15378 /* 15379 * Queue up an async operation since the package measurement may take a 15380 * little while. 15381 */ 15382 Message msg = mHandler.obtainMessage(INIT_COPY); 15383 msg.obj = new MeasureParams(stats, observer); 15384 mHandler.sendMessage(msg); 15385 } 15386 15387 private boolean getPackageSizeInfoLI(String packageName, int userHandle, 15388 PackageStats pStats) { 15389 if (packageName == null) { 15390 Slog.w(TAG, "Attempt to get size of null packageName."); 15391 return false; 15392 } 15393 PackageParser.Package p; 15394 boolean dataOnly = false; 15395 String libDirRoot = null; 15396 String asecPath = null; 15397 PackageSetting ps = null; 15398 synchronized (mPackages) { 15399 p = mPackages.get(packageName); 15400 ps = mSettings.mPackages.get(packageName); 15401 if(p == null) { 15402 dataOnly = true; 15403 if((ps == null) || (ps.pkg == null)) { 15404 Slog.w(TAG, "Package named '" + packageName +"' doesn't exist."); 15405 return false; 15406 } 15407 p = ps.pkg; 15408 } 15409 if (ps != null) { 15410 libDirRoot = ps.legacyNativeLibraryPathString; 15411 } 15412 if (p != null && (p.isForwardLocked() || p.applicationInfo.isExternalAsec())) { 15413 final long token = Binder.clearCallingIdentity(); 15414 try { 15415 String secureContainerId = cidFromCodePath(p.applicationInfo.getBaseCodePath()); 15416 if (secureContainerId != null) { 15417 asecPath = PackageHelper.getSdFilesystem(secureContainerId); 15418 } 15419 } finally { 15420 Binder.restoreCallingIdentity(token); 15421 } 15422 } 15423 } 15424 String publicSrcDir = null; 15425 if(!dataOnly) { 15426 final ApplicationInfo applicationInfo = p.applicationInfo; 15427 if (applicationInfo == null) { 15428 Slog.w(TAG, "Package " + packageName + " has no applicationInfo."); 15429 return false; 15430 } 15431 if (p.isForwardLocked()) { 15432 publicSrcDir = applicationInfo.getBaseResourcePath(); 15433 } 15434 } 15435 // TODO: extend to measure size of split APKs 15436 // TODO(multiArch): Extend getSizeInfo to look at the full subdirectory tree, 15437 // not just the first level. 15438 // TODO(multiArch): Extend getSizeInfo to look at *all* instruction sets, not 15439 // just the primary. 15440 String[] dexCodeInstructionSets = getDexCodeInstructionSets(getAppDexInstructionSets(ps)); 15441 15442 String apkPath; 15443 File packageDir = new File(p.codePath); 15444 15445 if (packageDir.isDirectory() && p.canHaveOatDir()) { 15446 apkPath = packageDir.getAbsolutePath(); 15447 // If libDirRoot is inside a package dir, set it to null to avoid it being counted twice 15448 if (libDirRoot != null && libDirRoot.startsWith(apkPath)) { 15449 libDirRoot = null; 15450 } 15451 } else { 15452 apkPath = p.baseCodePath; 15453 } 15454 15455 // TODO: triage flags as part of 26466827 15456 final int flags = StorageManager.FLAG_STORAGE_CE | StorageManager.FLAG_STORAGE_DE; 15457 try { 15458 mInstaller.getAppSize(p.volumeUuid, packageName, userHandle, flags, apkPath, 15459 libDirRoot, publicSrcDir, asecPath, dexCodeInstructionSets, pStats); 15460 } catch (InstallerException e) { 15461 return false; 15462 } 15463 15464 // Fix-up for forward-locked applications in ASEC containers. 15465 if (!isExternal(p)) { 15466 pStats.codeSize += pStats.externalCodeSize; 15467 pStats.externalCodeSize = 0L; 15468 } 15469 15470 return true; 15471 } 15472 15473 15474 @Override 15475 public void addPackageToPreferred(String packageName) { 15476 Slog.w(TAG, "addPackageToPreferred: this is now a no-op"); 15477 } 15478 15479 @Override 15480 public void removePackageFromPreferred(String packageName) { 15481 Slog.w(TAG, "removePackageFromPreferred: this is now a no-op"); 15482 } 15483 15484 @Override 15485 public List<PackageInfo> getPreferredPackages(int flags) { 15486 return new ArrayList<PackageInfo>(); 15487 } 15488 15489 private int getUidTargetSdkVersionLockedLPr(int uid) { 15490 Object obj = mSettings.getUserIdLPr(uid); 15491 if (obj instanceof SharedUserSetting) { 15492 final SharedUserSetting sus = (SharedUserSetting) obj; 15493 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 15494 final Iterator<PackageSetting> it = sus.packages.iterator(); 15495 while (it.hasNext()) { 15496 final PackageSetting ps = it.next(); 15497 if (ps.pkg != null) { 15498 int v = ps.pkg.applicationInfo.targetSdkVersion; 15499 if (v < vers) vers = v; 15500 } 15501 } 15502 return vers; 15503 } else if (obj instanceof PackageSetting) { 15504 final PackageSetting ps = (PackageSetting) obj; 15505 if (ps.pkg != null) { 15506 return ps.pkg.applicationInfo.targetSdkVersion; 15507 } 15508 } 15509 return Build.VERSION_CODES.CUR_DEVELOPMENT; 15510 } 15511 15512 @Override 15513 public void addPreferredActivity(IntentFilter filter, int match, 15514 ComponentName[] set, ComponentName activity, int userId) { 15515 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15516 "Adding preferred"); 15517 } 15518 15519 private void addPreferredActivityInternal(IntentFilter filter, int match, 15520 ComponentName[] set, ComponentName activity, boolean always, int userId, 15521 String opname) { 15522 // writer 15523 int callingUid = Binder.getCallingUid(); 15524 enforceCrossUserPermission(callingUid, userId, 15525 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 15526 if (filter.countActions() == 0) { 15527 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15528 return; 15529 } 15530 synchronized (mPackages) { 15531 if (mContext.checkCallingOrSelfPermission( 15532 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15533 != PackageManager.PERMISSION_GRANTED) { 15534 if (getUidTargetSdkVersionLockedLPr(callingUid) 15535 < Build.VERSION_CODES.FROYO) { 15536 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 15537 + callingUid); 15538 return; 15539 } 15540 mContext.enforceCallingOrSelfPermission( 15541 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15542 } 15543 15544 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 15545 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 15546 + userId + ":"); 15547 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15548 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 15549 scheduleWritePackageRestrictionsLocked(userId); 15550 } 15551 } 15552 15553 @Override 15554 public void replacePreferredActivity(IntentFilter filter, int match, 15555 ComponentName[] set, ComponentName activity, int userId) { 15556 if (filter.countActions() != 1) { 15557 throw new IllegalArgumentException( 15558 "replacePreferredActivity expects filter to have only 1 action."); 15559 } 15560 if (filter.countDataAuthorities() != 0 15561 || filter.countDataPaths() != 0 15562 || filter.countDataSchemes() > 1 15563 || filter.countDataTypes() != 0) { 15564 throw new IllegalArgumentException( 15565 "replacePreferredActivity expects filter to have no data authorities, " + 15566 "paths, or types; and at most one scheme."); 15567 } 15568 15569 final int callingUid = Binder.getCallingUid(); 15570 enforceCrossUserPermission(callingUid, userId, 15571 true /* requireFullPermission */, false /* checkShell */, 15572 "replace preferred activity"); 15573 synchronized (mPackages) { 15574 if (mContext.checkCallingOrSelfPermission( 15575 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15576 != PackageManager.PERMISSION_GRANTED) { 15577 if (getUidTargetSdkVersionLockedLPr(callingUid) 15578 < Build.VERSION_CODES.FROYO) { 15579 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 15580 + Binder.getCallingUid()); 15581 return; 15582 } 15583 mContext.enforceCallingOrSelfPermission( 15584 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15585 } 15586 15587 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15588 if (pir != null) { 15589 // Get all of the existing entries that exactly match this filter. 15590 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 15591 if (existing != null && existing.size() == 1) { 15592 PreferredActivity cur = existing.get(0); 15593 if (DEBUG_PREFERRED) { 15594 Slog.i(TAG, "Checking replace of preferred:"); 15595 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15596 if (!cur.mPref.mAlways) { 15597 Slog.i(TAG, " -- CUR; not mAlways!"); 15598 } else { 15599 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 15600 Slog.i(TAG, " -- CUR: mSet=" 15601 + Arrays.toString(cur.mPref.mSetComponents)); 15602 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 15603 Slog.i(TAG, " -- NEW: mMatch=" 15604 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 15605 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 15606 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 15607 } 15608 } 15609 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 15610 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 15611 && cur.mPref.sameSet(set)) { 15612 // Setting the preferred activity to what it happens to be already 15613 if (DEBUG_PREFERRED) { 15614 Slog.i(TAG, "Replacing with same preferred activity " 15615 + cur.mPref.mShortComponent + " for user " 15616 + userId + ":"); 15617 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15618 } 15619 return; 15620 } 15621 } 15622 15623 if (existing != null) { 15624 if (DEBUG_PREFERRED) { 15625 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 15626 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15627 } 15628 for (int i = 0; i < existing.size(); i++) { 15629 PreferredActivity pa = existing.get(i); 15630 if (DEBUG_PREFERRED) { 15631 Slog.i(TAG, "Removing existing preferred activity " 15632 + pa.mPref.mComponent + ":"); 15633 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 15634 } 15635 pir.removeFilter(pa); 15636 } 15637 } 15638 } 15639 addPreferredActivityInternal(filter, match, set, activity, true, userId, 15640 "Replacing preferred"); 15641 } 15642 } 15643 15644 @Override 15645 public void clearPackagePreferredActivities(String packageName) { 15646 final int uid = Binder.getCallingUid(); 15647 // writer 15648 synchronized (mPackages) { 15649 PackageParser.Package pkg = mPackages.get(packageName); 15650 if (pkg == null || pkg.applicationInfo.uid != uid) { 15651 if (mContext.checkCallingOrSelfPermission( 15652 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 15653 != PackageManager.PERMISSION_GRANTED) { 15654 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 15655 < Build.VERSION_CODES.FROYO) { 15656 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 15657 + Binder.getCallingUid()); 15658 return; 15659 } 15660 mContext.enforceCallingOrSelfPermission( 15661 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15662 } 15663 } 15664 15665 int user = UserHandle.getCallingUserId(); 15666 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 15667 scheduleWritePackageRestrictionsLocked(user); 15668 } 15669 } 15670 } 15671 15672 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15673 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 15674 ArrayList<PreferredActivity> removed = null; 15675 boolean changed = false; 15676 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 15677 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 15678 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 15679 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 15680 continue; 15681 } 15682 Iterator<PreferredActivity> it = pir.filterIterator(); 15683 while (it.hasNext()) { 15684 PreferredActivity pa = it.next(); 15685 // Mark entry for removal only if it matches the package name 15686 // and the entry is of type "always". 15687 if (packageName == null || 15688 (pa.mPref.mComponent.getPackageName().equals(packageName) 15689 && pa.mPref.mAlways)) { 15690 if (removed == null) { 15691 removed = new ArrayList<PreferredActivity>(); 15692 } 15693 removed.add(pa); 15694 } 15695 } 15696 if (removed != null) { 15697 for (int j=0; j<removed.size(); j++) { 15698 PreferredActivity pa = removed.get(j); 15699 pir.removeFilter(pa); 15700 } 15701 changed = true; 15702 } 15703 } 15704 return changed; 15705 } 15706 15707 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15708 private void clearIntentFilterVerificationsLPw(int userId) { 15709 final int packageCount = mPackages.size(); 15710 for (int i = 0; i < packageCount; i++) { 15711 PackageParser.Package pkg = mPackages.valueAt(i); 15712 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 15713 } 15714 } 15715 15716 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 15717 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 15718 if (userId == UserHandle.USER_ALL) { 15719 if (mSettings.removeIntentFilterVerificationLPw(packageName, 15720 sUserManager.getUserIds())) { 15721 for (int oneUserId : sUserManager.getUserIds()) { 15722 scheduleWritePackageRestrictionsLocked(oneUserId); 15723 } 15724 } 15725 } else { 15726 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 15727 scheduleWritePackageRestrictionsLocked(userId); 15728 } 15729 } 15730 } 15731 15732 void clearDefaultBrowserIfNeeded(String packageName) { 15733 for (int oneUserId : sUserManager.getUserIds()) { 15734 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 15735 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 15736 if (packageName.equals(defaultBrowserPackageName)) { 15737 setDefaultBrowserPackageName(null, oneUserId); 15738 } 15739 } 15740 } 15741 15742 @Override 15743 public void resetApplicationPreferences(int userId) { 15744 mContext.enforceCallingOrSelfPermission( 15745 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 15746 // writer 15747 synchronized (mPackages) { 15748 final long identity = Binder.clearCallingIdentity(); 15749 try { 15750 clearPackagePreferredActivitiesLPw(null, userId); 15751 mSettings.applyDefaultPreferredAppsLPw(this, userId); 15752 // TODO: We have to reset the default SMS and Phone. This requires 15753 // significant refactoring to keep all default apps in the package 15754 // manager (cleaner but more work) or have the services provide 15755 // callbacks to the package manager to request a default app reset. 15756 applyFactoryDefaultBrowserLPw(userId); 15757 clearIntentFilterVerificationsLPw(userId); 15758 primeDomainVerificationsLPw(userId); 15759 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 15760 scheduleWritePackageRestrictionsLocked(userId); 15761 } finally { 15762 Binder.restoreCallingIdentity(identity); 15763 } 15764 } 15765 } 15766 15767 @Override 15768 public int getPreferredActivities(List<IntentFilter> outFilters, 15769 List<ComponentName> outActivities, String packageName) { 15770 15771 int num = 0; 15772 final int userId = UserHandle.getCallingUserId(); 15773 // reader 15774 synchronized (mPackages) { 15775 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 15776 if (pir != null) { 15777 final Iterator<PreferredActivity> it = pir.filterIterator(); 15778 while (it.hasNext()) { 15779 final PreferredActivity pa = it.next(); 15780 if (packageName == null 15781 || (pa.mPref.mComponent.getPackageName().equals(packageName) 15782 && pa.mPref.mAlways)) { 15783 if (outFilters != null) { 15784 outFilters.add(new IntentFilter(pa)); 15785 } 15786 if (outActivities != null) { 15787 outActivities.add(pa.mPref.mComponent); 15788 } 15789 } 15790 } 15791 } 15792 } 15793 15794 return num; 15795 } 15796 15797 @Override 15798 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 15799 int userId) { 15800 int callingUid = Binder.getCallingUid(); 15801 if (callingUid != Process.SYSTEM_UID) { 15802 throw new SecurityException( 15803 "addPersistentPreferredActivity can only be run by the system"); 15804 } 15805 if (filter.countActions() == 0) { 15806 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 15807 return; 15808 } 15809 synchronized (mPackages) { 15810 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 15811 ":"); 15812 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 15813 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 15814 new PersistentPreferredActivity(filter, activity)); 15815 scheduleWritePackageRestrictionsLocked(userId); 15816 } 15817 } 15818 15819 @Override 15820 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 15821 int callingUid = Binder.getCallingUid(); 15822 if (callingUid != Process.SYSTEM_UID) { 15823 throw new SecurityException( 15824 "clearPackagePersistentPreferredActivities can only be run by the system"); 15825 } 15826 ArrayList<PersistentPreferredActivity> removed = null; 15827 boolean changed = false; 15828 synchronized (mPackages) { 15829 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 15830 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 15831 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 15832 .valueAt(i); 15833 if (userId != thisUserId) { 15834 continue; 15835 } 15836 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 15837 while (it.hasNext()) { 15838 PersistentPreferredActivity ppa = it.next(); 15839 // Mark entry for removal only if it matches the package name. 15840 if (ppa.mComponent.getPackageName().equals(packageName)) { 15841 if (removed == null) { 15842 removed = new ArrayList<PersistentPreferredActivity>(); 15843 } 15844 removed.add(ppa); 15845 } 15846 } 15847 if (removed != null) { 15848 for (int j=0; j<removed.size(); j++) { 15849 PersistentPreferredActivity ppa = removed.get(j); 15850 ppir.removeFilter(ppa); 15851 } 15852 changed = true; 15853 } 15854 } 15855 15856 if (changed) { 15857 scheduleWritePackageRestrictionsLocked(userId); 15858 } 15859 } 15860 } 15861 15862 /** 15863 * Common machinery for picking apart a restored XML blob and passing 15864 * it to a caller-supplied functor to be applied to the running system. 15865 */ 15866 private void restoreFromXml(XmlPullParser parser, int userId, 15867 String expectedStartTag, BlobXmlRestorer functor) 15868 throws IOException, XmlPullParserException { 15869 int type; 15870 while ((type = parser.next()) != XmlPullParser.START_TAG 15871 && type != XmlPullParser.END_DOCUMENT) { 15872 } 15873 if (type != XmlPullParser.START_TAG) { 15874 // oops didn't find a start tag?! 15875 if (DEBUG_BACKUP) { 15876 Slog.e(TAG, "Didn't find start tag during restore"); 15877 } 15878 return; 15879 } 15880Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 15881 // this is supposed to be TAG_PREFERRED_BACKUP 15882 if (!expectedStartTag.equals(parser.getName())) { 15883 if (DEBUG_BACKUP) { 15884 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 15885 } 15886 return; 15887 } 15888 15889 // skip interfering stuff, then we're aligned with the backing implementation 15890 while ((type = parser.next()) == XmlPullParser.TEXT) { } 15891Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 15892 functor.apply(parser, userId); 15893 } 15894 15895 private interface BlobXmlRestorer { 15896 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 15897 } 15898 15899 /** 15900 * Non-Binder method, support for the backup/restore mechanism: write the 15901 * full set of preferred activities in its canonical XML format. Returns the 15902 * XML output as a byte array, or null if there is none. 15903 */ 15904 @Override 15905 public byte[] getPreferredActivityBackup(int userId) { 15906 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15907 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 15908 } 15909 15910 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15911 try { 15912 final XmlSerializer serializer = new FastXmlSerializer(); 15913 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15914 serializer.startDocument(null, true); 15915 serializer.startTag(null, TAG_PREFERRED_BACKUP); 15916 15917 synchronized (mPackages) { 15918 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 15919 } 15920 15921 serializer.endTag(null, TAG_PREFERRED_BACKUP); 15922 serializer.endDocument(); 15923 serializer.flush(); 15924 } catch (Exception e) { 15925 if (DEBUG_BACKUP) { 15926 Slog.e(TAG, "Unable to write preferred activities for backup", e); 15927 } 15928 return null; 15929 } 15930 15931 return dataStream.toByteArray(); 15932 } 15933 15934 @Override 15935 public void restorePreferredActivities(byte[] backup, int userId) { 15936 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15937 throw new SecurityException("Only the system may call restorePreferredActivities()"); 15938 } 15939 15940 try { 15941 final XmlPullParser parser = Xml.newPullParser(); 15942 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 15943 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 15944 new BlobXmlRestorer() { 15945 @Override 15946 public void apply(XmlPullParser parser, int userId) 15947 throws XmlPullParserException, IOException { 15948 synchronized (mPackages) { 15949 mSettings.readPreferredActivitiesLPw(parser, userId); 15950 } 15951 } 15952 } ); 15953 } catch (Exception e) { 15954 if (DEBUG_BACKUP) { 15955 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 15956 } 15957 } 15958 } 15959 15960 /** 15961 * Non-Binder method, support for the backup/restore mechanism: write the 15962 * default browser (etc) settings in its canonical XML format. Returns the default 15963 * browser XML representation as a byte array, or null if there is none. 15964 */ 15965 @Override 15966 public byte[] getDefaultAppsBackup(int userId) { 15967 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15968 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 15969 } 15970 15971 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 15972 try { 15973 final XmlSerializer serializer = new FastXmlSerializer(); 15974 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 15975 serializer.startDocument(null, true); 15976 serializer.startTag(null, TAG_DEFAULT_APPS); 15977 15978 synchronized (mPackages) { 15979 mSettings.writeDefaultAppsLPr(serializer, userId); 15980 } 15981 15982 serializer.endTag(null, TAG_DEFAULT_APPS); 15983 serializer.endDocument(); 15984 serializer.flush(); 15985 } catch (Exception e) { 15986 if (DEBUG_BACKUP) { 15987 Slog.e(TAG, "Unable to write default apps for backup", e); 15988 } 15989 return null; 15990 } 15991 15992 return dataStream.toByteArray(); 15993 } 15994 15995 @Override 15996 public void restoreDefaultApps(byte[] backup, int userId) { 15997 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 15998 throw new SecurityException("Only the system may call restoreDefaultApps()"); 15999 } 16000 16001 try { 16002 final XmlPullParser parser = Xml.newPullParser(); 16003 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 16004 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 16005 new BlobXmlRestorer() { 16006 @Override 16007 public void apply(XmlPullParser parser, int userId) 16008 throws XmlPullParserException, IOException { 16009 synchronized (mPackages) { 16010 mSettings.readDefaultAppsLPw(parser, userId); 16011 } 16012 } 16013 } ); 16014 } catch (Exception e) { 16015 if (DEBUG_BACKUP) { 16016 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 16017 } 16018 } 16019 } 16020 16021 @Override 16022 public byte[] getIntentFilterVerificationBackup(int userId) { 16023 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16024 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 16025 } 16026 16027 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 16028 try { 16029 final XmlSerializer serializer = new FastXmlSerializer(); 16030 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 16031 serializer.startDocument(null, true); 16032 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 16033 16034 synchronized (mPackages) { 16035 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 16036 } 16037 16038 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 16039 serializer.endDocument(); 16040 serializer.flush(); 16041 } catch (Exception e) { 16042 if (DEBUG_BACKUP) { 16043 Slog.e(TAG, "Unable to write default apps for backup", e); 16044 } 16045 return null; 16046 } 16047 16048 return dataStream.toByteArray(); 16049 } 16050 16051 @Override 16052 public void restoreIntentFilterVerification(byte[] backup, int userId) { 16053 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16054 throw new SecurityException("Only the system may call restorePreferredActivities()"); 16055 } 16056 16057 try { 16058 final XmlPullParser parser = Xml.newPullParser(); 16059 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 16060 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 16061 new BlobXmlRestorer() { 16062 @Override 16063 public void apply(XmlPullParser parser, int userId) 16064 throws XmlPullParserException, IOException { 16065 synchronized (mPackages) { 16066 mSettings.readAllDomainVerificationsLPr(parser, userId); 16067 mSettings.writeLPr(); 16068 } 16069 } 16070 } ); 16071 } catch (Exception e) { 16072 if (DEBUG_BACKUP) { 16073 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 16074 } 16075 } 16076 } 16077 16078 @Override 16079 public byte[] getPermissionGrantBackup(int userId) { 16080 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16081 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 16082 } 16083 16084 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 16085 try { 16086 final XmlSerializer serializer = new FastXmlSerializer(); 16087 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 16088 serializer.startDocument(null, true); 16089 serializer.startTag(null, TAG_PERMISSION_BACKUP); 16090 16091 synchronized (mPackages) { 16092 serializeRuntimePermissionGrantsLPr(serializer, userId); 16093 } 16094 16095 serializer.endTag(null, TAG_PERMISSION_BACKUP); 16096 serializer.endDocument(); 16097 serializer.flush(); 16098 } catch (Exception e) { 16099 if (DEBUG_BACKUP) { 16100 Slog.e(TAG, "Unable to write default apps for backup", e); 16101 } 16102 return null; 16103 } 16104 16105 return dataStream.toByteArray(); 16106 } 16107 16108 @Override 16109 public void restorePermissionGrants(byte[] backup, int userId) { 16110 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 16111 throw new SecurityException("Only the system may call restorePermissionGrants()"); 16112 } 16113 16114 try { 16115 final XmlPullParser parser = Xml.newPullParser(); 16116 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 16117 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 16118 new BlobXmlRestorer() { 16119 @Override 16120 public void apply(XmlPullParser parser, int userId) 16121 throws XmlPullParserException, IOException { 16122 synchronized (mPackages) { 16123 processRestoredPermissionGrantsLPr(parser, userId); 16124 } 16125 } 16126 } ); 16127 } catch (Exception e) { 16128 if (DEBUG_BACKUP) { 16129 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 16130 } 16131 } 16132 } 16133 16134 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 16135 throws IOException { 16136 serializer.startTag(null, TAG_ALL_GRANTS); 16137 16138 final int N = mSettings.mPackages.size(); 16139 for (int i = 0; i < N; i++) { 16140 final PackageSetting ps = mSettings.mPackages.valueAt(i); 16141 boolean pkgGrantsKnown = false; 16142 16143 PermissionsState packagePerms = ps.getPermissionsState(); 16144 16145 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 16146 final int grantFlags = state.getFlags(); 16147 // only look at grants that are not system/policy fixed 16148 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 16149 final boolean isGranted = state.isGranted(); 16150 // And only back up the user-twiddled state bits 16151 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 16152 final String packageName = mSettings.mPackages.keyAt(i); 16153 if (!pkgGrantsKnown) { 16154 serializer.startTag(null, TAG_GRANT); 16155 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 16156 pkgGrantsKnown = true; 16157 } 16158 16159 final boolean userSet = 16160 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 16161 final boolean userFixed = 16162 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 16163 final boolean revoke = 16164 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 16165 16166 serializer.startTag(null, TAG_PERMISSION); 16167 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 16168 if (isGranted) { 16169 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 16170 } 16171 if (userSet) { 16172 serializer.attribute(null, ATTR_USER_SET, "true"); 16173 } 16174 if (userFixed) { 16175 serializer.attribute(null, ATTR_USER_FIXED, "true"); 16176 } 16177 if (revoke) { 16178 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 16179 } 16180 serializer.endTag(null, TAG_PERMISSION); 16181 } 16182 } 16183 } 16184 16185 if (pkgGrantsKnown) { 16186 serializer.endTag(null, TAG_GRANT); 16187 } 16188 } 16189 16190 serializer.endTag(null, TAG_ALL_GRANTS); 16191 } 16192 16193 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 16194 throws XmlPullParserException, IOException { 16195 String pkgName = null; 16196 int outerDepth = parser.getDepth(); 16197 int type; 16198 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 16199 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 16200 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 16201 continue; 16202 } 16203 16204 final String tagName = parser.getName(); 16205 if (tagName.equals(TAG_GRANT)) { 16206 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 16207 if (DEBUG_BACKUP) { 16208 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 16209 } 16210 } else if (tagName.equals(TAG_PERMISSION)) { 16211 16212 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 16213 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 16214 16215 int newFlagSet = 0; 16216 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 16217 newFlagSet |= FLAG_PERMISSION_USER_SET; 16218 } 16219 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 16220 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 16221 } 16222 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 16223 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 16224 } 16225 if (DEBUG_BACKUP) { 16226 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 16227 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 16228 } 16229 final PackageSetting ps = mSettings.mPackages.get(pkgName); 16230 if (ps != null) { 16231 // Already installed so we apply the grant immediately 16232 if (DEBUG_BACKUP) { 16233 Slog.v(TAG, " + already installed; applying"); 16234 } 16235 PermissionsState perms = ps.getPermissionsState(); 16236 BasePermission bp = mSettings.mPermissions.get(permName); 16237 if (bp != null) { 16238 if (isGranted) { 16239 perms.grantRuntimePermission(bp, userId); 16240 } 16241 if (newFlagSet != 0) { 16242 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 16243 } 16244 } 16245 } else { 16246 // Need to wait for post-restore install to apply the grant 16247 if (DEBUG_BACKUP) { 16248 Slog.v(TAG, " - not yet installed; saving for later"); 16249 } 16250 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 16251 isGranted, newFlagSet, userId); 16252 } 16253 } else { 16254 PackageManagerService.reportSettingsProblem(Log.WARN, 16255 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 16256 XmlUtils.skipCurrentTag(parser); 16257 } 16258 } 16259 16260 scheduleWriteSettingsLocked(); 16261 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16262 } 16263 16264 @Override 16265 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 16266 int sourceUserId, int targetUserId, int flags) { 16267 mContext.enforceCallingOrSelfPermission( 16268 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 16269 int callingUid = Binder.getCallingUid(); 16270 enforceOwnerRights(ownerPackage, callingUid); 16271 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 16272 if (intentFilter.countActions() == 0) { 16273 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 16274 return; 16275 } 16276 synchronized (mPackages) { 16277 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 16278 ownerPackage, targetUserId, flags); 16279 CrossProfileIntentResolver resolver = 16280 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 16281 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 16282 // We have all those whose filter is equal. Now checking if the rest is equal as well. 16283 if (existing != null) { 16284 int size = existing.size(); 16285 for (int i = 0; i < size; i++) { 16286 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 16287 return; 16288 } 16289 } 16290 } 16291 resolver.addFilter(newFilter); 16292 scheduleWritePackageRestrictionsLocked(sourceUserId); 16293 } 16294 } 16295 16296 @Override 16297 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 16298 mContext.enforceCallingOrSelfPermission( 16299 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 16300 int callingUid = Binder.getCallingUid(); 16301 enforceOwnerRights(ownerPackage, callingUid); 16302 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 16303 synchronized (mPackages) { 16304 CrossProfileIntentResolver resolver = 16305 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 16306 ArraySet<CrossProfileIntentFilter> set = 16307 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 16308 for (CrossProfileIntentFilter filter : set) { 16309 if (filter.getOwnerPackage().equals(ownerPackage)) { 16310 resolver.removeFilter(filter); 16311 } 16312 } 16313 scheduleWritePackageRestrictionsLocked(sourceUserId); 16314 } 16315 } 16316 16317 // Enforcing that callingUid is owning pkg on userId 16318 private void enforceOwnerRights(String pkg, int callingUid) { 16319 // The system owns everything. 16320 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 16321 return; 16322 } 16323 int callingUserId = UserHandle.getUserId(callingUid); 16324 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 16325 if (pi == null) { 16326 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 16327 + callingUserId); 16328 } 16329 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 16330 throw new SecurityException("Calling uid " + callingUid 16331 + " does not own package " + pkg); 16332 } 16333 } 16334 16335 @Override 16336 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 16337 Intent intent = new Intent(Intent.ACTION_MAIN); 16338 intent.addCategory(Intent.CATEGORY_HOME); 16339 16340 final int callingUserId = UserHandle.getCallingUserId(); 16341 List<ResolveInfo> list = queryIntentActivities(intent, null, 16342 PackageManager.GET_META_DATA, callingUserId); 16343 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 16344 true, false, false, callingUserId); 16345 16346 allHomeCandidates.clear(); 16347 if (list != null) { 16348 for (ResolveInfo ri : list) { 16349 allHomeCandidates.add(ri); 16350 } 16351 } 16352 return (preferred == null || preferred.activityInfo == null) 16353 ? null 16354 : new ComponentName(preferred.activityInfo.packageName, 16355 preferred.activityInfo.name); 16356 } 16357 16358 @Override 16359 public void setApplicationEnabledSetting(String appPackageName, 16360 int newState, int flags, int userId, String callingPackage) { 16361 if (!sUserManager.exists(userId)) return; 16362 if (callingPackage == null) { 16363 callingPackage = Integer.toString(Binder.getCallingUid()); 16364 } 16365 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 16366 } 16367 16368 @Override 16369 public void setComponentEnabledSetting(ComponentName componentName, 16370 int newState, int flags, int userId) { 16371 if (!sUserManager.exists(userId)) return; 16372 setEnabledSetting(componentName.getPackageName(), 16373 componentName.getClassName(), newState, flags, userId, null); 16374 } 16375 16376 private void setEnabledSetting(final String packageName, String className, int newState, 16377 final int flags, int userId, String callingPackage) { 16378 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 16379 || newState == COMPONENT_ENABLED_STATE_ENABLED 16380 || newState == COMPONENT_ENABLED_STATE_DISABLED 16381 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 16382 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 16383 throw new IllegalArgumentException("Invalid new component state: " 16384 + newState); 16385 } 16386 PackageSetting pkgSetting; 16387 final int uid = Binder.getCallingUid(); 16388 final int permission = mContext.checkCallingOrSelfPermission( 16389 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 16390 enforceCrossUserPermission(uid, userId, 16391 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 16392 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 16393 boolean sendNow = false; 16394 boolean isApp = (className == null); 16395 String componentName = isApp ? packageName : className; 16396 int packageUid = -1; 16397 ArrayList<String> components; 16398 16399 // writer 16400 synchronized (mPackages) { 16401 pkgSetting = mSettings.mPackages.get(packageName); 16402 if (pkgSetting == null) { 16403 if (className == null) { 16404 throw new IllegalArgumentException("Unknown package: " + packageName); 16405 } 16406 throw new IllegalArgumentException( 16407 "Unknown component: " + packageName + "/" + className); 16408 } 16409 // Allow root and verify that userId is not being specified by a different user 16410 if (!allowedByPermission && !UserHandle.isSameApp(uid, pkgSetting.appId)) { 16411 throw new SecurityException( 16412 "Permission Denial: attempt to change component state from pid=" 16413 + Binder.getCallingPid() 16414 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 16415 } 16416 if (className == null) { 16417 // We're dealing with an application/package level state change 16418 if (pkgSetting.getEnabled(userId) == newState) { 16419 // Nothing to do 16420 return; 16421 } 16422 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 16423 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 16424 // Don't care about who enables an app. 16425 callingPackage = null; 16426 } 16427 pkgSetting.setEnabled(newState, userId, callingPackage); 16428 // pkgSetting.pkg.mSetEnabled = newState; 16429 } else { 16430 // We're dealing with a component level state change 16431 // First, verify that this is a valid class name. 16432 PackageParser.Package pkg = pkgSetting.pkg; 16433 if (pkg == null || !pkg.hasComponentClassName(className)) { 16434 if (pkg != null && 16435 pkg.applicationInfo.targetSdkVersion >= 16436 Build.VERSION_CODES.JELLY_BEAN) { 16437 throw new IllegalArgumentException("Component class " + className 16438 + " does not exist in " + packageName); 16439 } else { 16440 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 16441 + className + " does not exist in " + packageName); 16442 } 16443 } 16444 switch (newState) { 16445 case COMPONENT_ENABLED_STATE_ENABLED: 16446 if (!pkgSetting.enableComponentLPw(className, userId)) { 16447 return; 16448 } 16449 break; 16450 case COMPONENT_ENABLED_STATE_DISABLED: 16451 if (!pkgSetting.disableComponentLPw(className, userId)) { 16452 return; 16453 } 16454 break; 16455 case COMPONENT_ENABLED_STATE_DEFAULT: 16456 if (!pkgSetting.restoreComponentLPw(className, userId)) { 16457 return; 16458 } 16459 break; 16460 default: 16461 Slog.e(TAG, "Invalid new component state: " + newState); 16462 return; 16463 } 16464 } 16465 scheduleWritePackageRestrictionsLocked(userId); 16466 components = mPendingBroadcasts.get(userId, packageName); 16467 final boolean newPackage = components == null; 16468 if (newPackage) { 16469 components = new ArrayList<String>(); 16470 } 16471 if (!components.contains(componentName)) { 16472 components.add(componentName); 16473 } 16474 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 16475 sendNow = true; 16476 // Purge entry from pending broadcast list if another one exists already 16477 // since we are sending one right away. 16478 mPendingBroadcasts.remove(userId, packageName); 16479 } else { 16480 if (newPackage) { 16481 mPendingBroadcasts.put(userId, packageName, components); 16482 } 16483 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 16484 // Schedule a message 16485 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 16486 } 16487 } 16488 } 16489 16490 long callingId = Binder.clearCallingIdentity(); 16491 try { 16492 if (sendNow) { 16493 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 16494 sendPackageChangedBroadcast(packageName, 16495 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 16496 } 16497 } finally { 16498 Binder.restoreCallingIdentity(callingId); 16499 } 16500 } 16501 16502 private void sendPackageChangedBroadcast(String packageName, 16503 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 16504 if (DEBUG_INSTALL) 16505 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 16506 + componentNames); 16507 Bundle extras = new Bundle(4); 16508 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 16509 String nameList[] = new String[componentNames.size()]; 16510 componentNames.toArray(nameList); 16511 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 16512 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 16513 extras.putInt(Intent.EXTRA_UID, packageUid); 16514 // If this is not reporting a change of the overall package, then only send it 16515 // to registered receivers. We don't want to launch a swath of apps for every 16516 // little component state change. 16517 final int flags = !componentNames.contains(packageName) 16518 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 16519 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 16520 new int[] {UserHandle.getUserId(packageUid)}); 16521 } 16522 16523 @Override 16524 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 16525 if (!sUserManager.exists(userId)) return; 16526 final int uid = Binder.getCallingUid(); 16527 final int permission = mContext.checkCallingOrSelfPermission( 16528 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 16529 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 16530 enforceCrossUserPermission(uid, userId, 16531 true /* requireFullPermission */, true /* checkShell */, "stop package"); 16532 // writer 16533 synchronized (mPackages) { 16534 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 16535 allowedByPermission, uid, userId)) { 16536 scheduleWritePackageRestrictionsLocked(userId); 16537 } 16538 } 16539 } 16540 16541 @Override 16542 public String getInstallerPackageName(String packageName) { 16543 // reader 16544 synchronized (mPackages) { 16545 return mSettings.getInstallerPackageNameLPr(packageName); 16546 } 16547 } 16548 16549 @Override 16550 public int getApplicationEnabledSetting(String packageName, int userId) { 16551 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16552 int uid = Binder.getCallingUid(); 16553 enforceCrossUserPermission(uid, userId, 16554 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 16555 // reader 16556 synchronized (mPackages) { 16557 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 16558 } 16559 } 16560 16561 @Override 16562 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 16563 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 16564 int uid = Binder.getCallingUid(); 16565 enforceCrossUserPermission(uid, userId, 16566 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 16567 // reader 16568 synchronized (mPackages) { 16569 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 16570 } 16571 } 16572 16573 @Override 16574 public void enterSafeMode() { 16575 enforceSystemOrRoot("Only the system can request entering safe mode"); 16576 16577 if (!mSystemReady) { 16578 mSafeMode = true; 16579 } 16580 } 16581 16582 @Override 16583 public void systemReady() { 16584 mSystemReady = true; 16585 16586 // Read the compatibilty setting when the system is ready. 16587 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 16588 mContext.getContentResolver(), 16589 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 16590 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 16591 if (DEBUG_SETTINGS) { 16592 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 16593 } 16594 16595 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 16596 16597 synchronized (mPackages) { 16598 // Verify that all of the preferred activity components actually 16599 // exist. It is possible for applications to be updated and at 16600 // that point remove a previously declared activity component that 16601 // had been set as a preferred activity. We try to clean this up 16602 // the next time we encounter that preferred activity, but it is 16603 // possible for the user flow to never be able to return to that 16604 // situation so here we do a sanity check to make sure we haven't 16605 // left any junk around. 16606 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 16607 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 16608 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 16609 removed.clear(); 16610 for (PreferredActivity pa : pir.filterSet()) { 16611 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 16612 removed.add(pa); 16613 } 16614 } 16615 if (removed.size() > 0) { 16616 for (int r=0; r<removed.size(); r++) { 16617 PreferredActivity pa = removed.get(r); 16618 Slog.w(TAG, "Removing dangling preferred activity: " 16619 + pa.mPref.mComponent); 16620 pir.removeFilter(pa); 16621 } 16622 mSettings.writePackageRestrictionsLPr( 16623 mSettings.mPreferredActivities.keyAt(i)); 16624 } 16625 } 16626 16627 for (int userId : UserManagerService.getInstance().getUserIds()) { 16628 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 16629 grantPermissionsUserIds = ArrayUtils.appendInt( 16630 grantPermissionsUserIds, userId); 16631 } 16632 } 16633 } 16634 sUserManager.systemReady(); 16635 16636 // If we upgraded grant all default permissions before kicking off. 16637 for (int userId : grantPermissionsUserIds) { 16638 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 16639 } 16640 16641 // Kick off any messages waiting for system ready 16642 if (mPostSystemReadyMessages != null) { 16643 for (Message msg : mPostSystemReadyMessages) { 16644 msg.sendToTarget(); 16645 } 16646 mPostSystemReadyMessages = null; 16647 } 16648 16649 // Watch for external volumes that come and go over time 16650 final StorageManager storage = mContext.getSystemService(StorageManager.class); 16651 storage.registerListener(mStorageListener); 16652 16653 mInstallerService.systemReady(); 16654 mPackageDexOptimizer.systemReady(); 16655 16656 MountServiceInternal mountServiceInternal = LocalServices.getService( 16657 MountServiceInternal.class); 16658 mountServiceInternal.addExternalStoragePolicy( 16659 new MountServiceInternal.ExternalStorageMountPolicy() { 16660 @Override 16661 public int getMountMode(int uid, String packageName) { 16662 if (Process.isIsolated(uid)) { 16663 return Zygote.MOUNT_EXTERNAL_NONE; 16664 } 16665 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 16666 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16667 } 16668 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16669 return Zygote.MOUNT_EXTERNAL_DEFAULT; 16670 } 16671 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 16672 return Zygote.MOUNT_EXTERNAL_READ; 16673 } 16674 return Zygote.MOUNT_EXTERNAL_WRITE; 16675 } 16676 16677 @Override 16678 public boolean hasExternalStorage(int uid, String packageName) { 16679 return true; 16680 } 16681 }); 16682 } 16683 16684 @Override 16685 public boolean isSafeMode() { 16686 return mSafeMode; 16687 } 16688 16689 @Override 16690 public boolean hasSystemUidErrors() { 16691 return mHasSystemUidErrors; 16692 } 16693 16694 static String arrayToString(int[] array) { 16695 StringBuffer buf = new StringBuffer(128); 16696 buf.append('['); 16697 if (array != null) { 16698 for (int i=0; i<array.length; i++) { 16699 if (i > 0) buf.append(", "); 16700 buf.append(array[i]); 16701 } 16702 } 16703 buf.append(']'); 16704 return buf.toString(); 16705 } 16706 16707 static class DumpState { 16708 public static final int DUMP_LIBS = 1 << 0; 16709 public static final int DUMP_FEATURES = 1 << 1; 16710 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 16711 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 16712 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 16713 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 16714 public static final int DUMP_PERMISSIONS = 1 << 6; 16715 public static final int DUMP_PACKAGES = 1 << 7; 16716 public static final int DUMP_SHARED_USERS = 1 << 8; 16717 public static final int DUMP_MESSAGES = 1 << 9; 16718 public static final int DUMP_PROVIDERS = 1 << 10; 16719 public static final int DUMP_VERIFIERS = 1 << 11; 16720 public static final int DUMP_PREFERRED = 1 << 12; 16721 public static final int DUMP_PREFERRED_XML = 1 << 13; 16722 public static final int DUMP_KEYSETS = 1 << 14; 16723 public static final int DUMP_VERSION = 1 << 15; 16724 public static final int DUMP_INSTALLS = 1 << 16; 16725 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 16726 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 16727 16728 public static final int OPTION_SHOW_FILTERS = 1 << 0; 16729 16730 private int mTypes; 16731 16732 private int mOptions; 16733 16734 private boolean mTitlePrinted; 16735 16736 private SharedUserSetting mSharedUser; 16737 16738 public boolean isDumping(int type) { 16739 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 16740 return true; 16741 } 16742 16743 return (mTypes & type) != 0; 16744 } 16745 16746 public void setDump(int type) { 16747 mTypes |= type; 16748 } 16749 16750 public boolean isOptionEnabled(int option) { 16751 return (mOptions & option) != 0; 16752 } 16753 16754 public void setOptionEnabled(int option) { 16755 mOptions |= option; 16756 } 16757 16758 public boolean onTitlePrinted() { 16759 final boolean printed = mTitlePrinted; 16760 mTitlePrinted = true; 16761 return printed; 16762 } 16763 16764 public boolean getTitlePrinted() { 16765 return mTitlePrinted; 16766 } 16767 16768 public void setTitlePrinted(boolean enabled) { 16769 mTitlePrinted = enabled; 16770 } 16771 16772 public SharedUserSetting getSharedUser() { 16773 return mSharedUser; 16774 } 16775 16776 public void setSharedUser(SharedUserSetting user) { 16777 mSharedUser = user; 16778 } 16779 } 16780 16781 @Override 16782 public void onShellCommand(FileDescriptor in, FileDescriptor out, 16783 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 16784 (new PackageManagerShellCommand(this)).exec( 16785 this, in, out, err, args, resultReceiver); 16786 } 16787 16788 @Override 16789 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 16790 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 16791 != PackageManager.PERMISSION_GRANTED) { 16792 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 16793 + Binder.getCallingPid() 16794 + ", uid=" + Binder.getCallingUid() 16795 + " without permission " 16796 + android.Manifest.permission.DUMP); 16797 return; 16798 } 16799 16800 DumpState dumpState = new DumpState(); 16801 boolean fullPreferred = false; 16802 boolean checkin = false; 16803 16804 String packageName = null; 16805 ArraySet<String> permissionNames = null; 16806 16807 int opti = 0; 16808 while (opti < args.length) { 16809 String opt = args[opti]; 16810 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 16811 break; 16812 } 16813 opti++; 16814 16815 if ("-a".equals(opt)) { 16816 // Right now we only know how to print all. 16817 } else if ("-h".equals(opt)) { 16818 pw.println("Package manager dump options:"); 16819 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 16820 pw.println(" --checkin: dump for a checkin"); 16821 pw.println(" -f: print details of intent filters"); 16822 pw.println(" -h: print this help"); 16823 pw.println(" cmd may be one of:"); 16824 pw.println(" l[ibraries]: list known shared libraries"); 16825 pw.println(" f[eatures]: list device features"); 16826 pw.println(" k[eysets]: print known keysets"); 16827 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 16828 pw.println(" perm[issions]: dump permissions"); 16829 pw.println(" permission [name ...]: dump declaration and use of given permission"); 16830 pw.println(" pref[erred]: print preferred package settings"); 16831 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 16832 pw.println(" prov[iders]: dump content providers"); 16833 pw.println(" p[ackages]: dump installed packages"); 16834 pw.println(" s[hared-users]: dump shared user IDs"); 16835 pw.println(" m[essages]: print collected runtime messages"); 16836 pw.println(" v[erifiers]: print package verifier info"); 16837 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 16838 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 16839 pw.println(" version: print database version info"); 16840 pw.println(" write: write current settings now"); 16841 pw.println(" installs: details about install sessions"); 16842 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 16843 pw.println(" <package.name>: info about given package"); 16844 return; 16845 } else if ("--checkin".equals(opt)) { 16846 checkin = true; 16847 } else if ("-f".equals(opt)) { 16848 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16849 } else { 16850 pw.println("Unknown argument: " + opt + "; use -h for help"); 16851 } 16852 } 16853 16854 // Is the caller requesting to dump a particular piece of data? 16855 if (opti < args.length) { 16856 String cmd = args[opti]; 16857 opti++; 16858 // Is this a package name? 16859 if ("android".equals(cmd) || cmd.contains(".")) { 16860 packageName = cmd; 16861 // When dumping a single package, we always dump all of its 16862 // filter information since the amount of data will be reasonable. 16863 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 16864 } else if ("check-permission".equals(cmd)) { 16865 if (opti >= args.length) { 16866 pw.println("Error: check-permission missing permission argument"); 16867 return; 16868 } 16869 String perm = args[opti]; 16870 opti++; 16871 if (opti >= args.length) { 16872 pw.println("Error: check-permission missing package argument"); 16873 return; 16874 } 16875 String pkg = args[opti]; 16876 opti++; 16877 int user = UserHandle.getUserId(Binder.getCallingUid()); 16878 if (opti < args.length) { 16879 try { 16880 user = Integer.parseInt(args[opti]); 16881 } catch (NumberFormatException e) { 16882 pw.println("Error: check-permission user argument is not a number: " 16883 + args[opti]); 16884 return; 16885 } 16886 } 16887 pw.println(checkPermission(perm, pkg, user)); 16888 return; 16889 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 16890 dumpState.setDump(DumpState.DUMP_LIBS); 16891 } else if ("f".equals(cmd) || "features".equals(cmd)) { 16892 dumpState.setDump(DumpState.DUMP_FEATURES); 16893 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 16894 if (opti >= args.length) { 16895 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 16896 | DumpState.DUMP_SERVICE_RESOLVERS 16897 | DumpState.DUMP_RECEIVER_RESOLVERS 16898 | DumpState.DUMP_CONTENT_RESOLVERS); 16899 } else { 16900 while (opti < args.length) { 16901 String name = args[opti]; 16902 if ("a".equals(name) || "activity".equals(name)) { 16903 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 16904 } else if ("s".equals(name) || "service".equals(name)) { 16905 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 16906 } else if ("r".equals(name) || "receiver".equals(name)) { 16907 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 16908 } else if ("c".equals(name) || "content".equals(name)) { 16909 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 16910 } else { 16911 pw.println("Error: unknown resolver table type: " + name); 16912 return; 16913 } 16914 opti++; 16915 } 16916 } 16917 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 16918 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 16919 } else if ("permission".equals(cmd)) { 16920 if (opti >= args.length) { 16921 pw.println("Error: permission requires permission name"); 16922 return; 16923 } 16924 permissionNames = new ArraySet<>(); 16925 while (opti < args.length) { 16926 permissionNames.add(args[opti]); 16927 opti++; 16928 } 16929 dumpState.setDump(DumpState.DUMP_PERMISSIONS 16930 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 16931 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 16932 dumpState.setDump(DumpState.DUMP_PREFERRED); 16933 } else if ("preferred-xml".equals(cmd)) { 16934 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 16935 if (opti < args.length && "--full".equals(args[opti])) { 16936 fullPreferred = true; 16937 opti++; 16938 } 16939 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 16940 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 16941 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 16942 dumpState.setDump(DumpState.DUMP_PACKAGES); 16943 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 16944 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 16945 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 16946 dumpState.setDump(DumpState.DUMP_PROVIDERS); 16947 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 16948 dumpState.setDump(DumpState.DUMP_MESSAGES); 16949 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 16950 dumpState.setDump(DumpState.DUMP_VERIFIERS); 16951 } else if ("i".equals(cmd) || "ifv".equals(cmd) 16952 || "intent-filter-verifiers".equals(cmd)) { 16953 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 16954 } else if ("version".equals(cmd)) { 16955 dumpState.setDump(DumpState.DUMP_VERSION); 16956 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 16957 dumpState.setDump(DumpState.DUMP_KEYSETS); 16958 } else if ("installs".equals(cmd)) { 16959 dumpState.setDump(DumpState.DUMP_INSTALLS); 16960 } else if ("write".equals(cmd)) { 16961 synchronized (mPackages) { 16962 mSettings.writeLPr(); 16963 pw.println("Settings written."); 16964 return; 16965 } 16966 } 16967 } 16968 16969 if (checkin) { 16970 pw.println("vers,1"); 16971 } 16972 16973 // reader 16974 synchronized (mPackages) { 16975 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 16976 if (!checkin) { 16977 if (dumpState.onTitlePrinted()) 16978 pw.println(); 16979 pw.println("Database versions:"); 16980 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 16981 } 16982 } 16983 16984 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 16985 if (!checkin) { 16986 if (dumpState.onTitlePrinted()) 16987 pw.println(); 16988 pw.println("Verifiers:"); 16989 pw.print(" Required: "); 16990 pw.print(mRequiredVerifierPackage); 16991 pw.print(" (uid="); 16992 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16993 UserHandle.USER_SYSTEM)); 16994 pw.println(")"); 16995 } else if (mRequiredVerifierPackage != null) { 16996 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 16997 pw.print(","); 16998 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 16999 UserHandle.USER_SYSTEM)); 17000 } 17001 } 17002 17003 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 17004 packageName == null) { 17005 if (mIntentFilterVerifierComponent != null) { 17006 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 17007 if (!checkin) { 17008 if (dumpState.onTitlePrinted()) 17009 pw.println(); 17010 pw.println("Intent Filter Verifier:"); 17011 pw.print(" Using: "); 17012 pw.print(verifierPackageName); 17013 pw.print(" (uid="); 17014 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 17015 UserHandle.USER_SYSTEM)); 17016 pw.println(")"); 17017 } else if (verifierPackageName != null) { 17018 pw.print("ifv,"); pw.print(verifierPackageName); 17019 pw.print(","); 17020 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 17021 UserHandle.USER_SYSTEM)); 17022 } 17023 } else { 17024 pw.println(); 17025 pw.println("No Intent Filter Verifier available!"); 17026 } 17027 } 17028 17029 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 17030 boolean printedHeader = false; 17031 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 17032 while (it.hasNext()) { 17033 String name = it.next(); 17034 SharedLibraryEntry ent = mSharedLibraries.get(name); 17035 if (!checkin) { 17036 if (!printedHeader) { 17037 if (dumpState.onTitlePrinted()) 17038 pw.println(); 17039 pw.println("Libraries:"); 17040 printedHeader = true; 17041 } 17042 pw.print(" "); 17043 } else { 17044 pw.print("lib,"); 17045 } 17046 pw.print(name); 17047 if (!checkin) { 17048 pw.print(" -> "); 17049 } 17050 if (ent.path != null) { 17051 if (!checkin) { 17052 pw.print("(jar) "); 17053 pw.print(ent.path); 17054 } else { 17055 pw.print(",jar,"); 17056 pw.print(ent.path); 17057 } 17058 } else { 17059 if (!checkin) { 17060 pw.print("(apk) "); 17061 pw.print(ent.apk); 17062 } else { 17063 pw.print(",apk,"); 17064 pw.print(ent.apk); 17065 } 17066 } 17067 pw.println(); 17068 } 17069 } 17070 17071 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 17072 if (dumpState.onTitlePrinted()) 17073 pw.println(); 17074 if (!checkin) { 17075 pw.println("Features:"); 17076 } 17077 17078 for (FeatureInfo feat : mAvailableFeatures.values()) { 17079 if (checkin) { 17080 pw.print("feat,"); 17081 pw.print(feat.name); 17082 pw.print(","); 17083 pw.println(feat.version); 17084 } else { 17085 pw.print(" "); 17086 pw.print(feat.name); 17087 if (feat.version > 0) { 17088 pw.print(" version="); 17089 pw.print(feat.version); 17090 } 17091 pw.println(); 17092 } 17093 } 17094 } 17095 17096 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 17097 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 17098 : "Activity Resolver Table:", " ", packageName, 17099 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17100 dumpState.setTitlePrinted(true); 17101 } 17102 } 17103 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 17104 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 17105 : "Receiver Resolver Table:", " ", packageName, 17106 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17107 dumpState.setTitlePrinted(true); 17108 } 17109 } 17110 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 17111 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 17112 : "Service Resolver Table:", " ", packageName, 17113 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17114 dumpState.setTitlePrinted(true); 17115 } 17116 } 17117 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 17118 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 17119 : "Provider Resolver Table:", " ", packageName, 17120 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 17121 dumpState.setTitlePrinted(true); 17122 } 17123 } 17124 17125 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 17126 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17127 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17128 int user = mSettings.mPreferredActivities.keyAt(i); 17129 if (pir.dump(pw, 17130 dumpState.getTitlePrinted() 17131 ? "\nPreferred Activities User " + user + ":" 17132 : "Preferred Activities User " + user + ":", " ", 17133 packageName, true, false)) { 17134 dumpState.setTitlePrinted(true); 17135 } 17136 } 17137 } 17138 17139 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 17140 pw.flush(); 17141 FileOutputStream fout = new FileOutputStream(fd); 17142 BufferedOutputStream str = new BufferedOutputStream(fout); 17143 XmlSerializer serializer = new FastXmlSerializer(); 17144 try { 17145 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 17146 serializer.startDocument(null, true); 17147 serializer.setFeature( 17148 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 17149 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 17150 serializer.endDocument(); 17151 serializer.flush(); 17152 } catch (IllegalArgumentException e) { 17153 pw.println("Failed writing: " + e); 17154 } catch (IllegalStateException e) { 17155 pw.println("Failed writing: " + e); 17156 } catch (IOException e) { 17157 pw.println("Failed writing: " + e); 17158 } 17159 } 17160 17161 if (!checkin 17162 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 17163 && packageName == null) { 17164 pw.println(); 17165 int count = mSettings.mPackages.size(); 17166 if (count == 0) { 17167 pw.println("No applications!"); 17168 pw.println(); 17169 } else { 17170 final String prefix = " "; 17171 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 17172 if (allPackageSettings.size() == 0) { 17173 pw.println("No domain preferred apps!"); 17174 pw.println(); 17175 } else { 17176 pw.println("App verification status:"); 17177 pw.println(); 17178 count = 0; 17179 for (PackageSetting ps : allPackageSettings) { 17180 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 17181 if (ivi == null || ivi.getPackageName() == null) continue; 17182 pw.println(prefix + "Package: " + ivi.getPackageName()); 17183 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 17184 pw.println(prefix + "Status: " + ivi.getStatusString()); 17185 pw.println(); 17186 count++; 17187 } 17188 if (count == 0) { 17189 pw.println(prefix + "No app verification established."); 17190 pw.println(); 17191 } 17192 for (int userId : sUserManager.getUserIds()) { 17193 pw.println("App linkages for user " + userId + ":"); 17194 pw.println(); 17195 count = 0; 17196 for (PackageSetting ps : allPackageSettings) { 17197 final long status = ps.getDomainVerificationStatusForUser(userId); 17198 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 17199 continue; 17200 } 17201 pw.println(prefix + "Package: " + ps.name); 17202 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 17203 String statusStr = IntentFilterVerificationInfo. 17204 getStatusStringFromValue(status); 17205 pw.println(prefix + "Status: " + statusStr); 17206 pw.println(); 17207 count++; 17208 } 17209 if (count == 0) { 17210 pw.println(prefix + "No configured app linkages."); 17211 pw.println(); 17212 } 17213 } 17214 } 17215 } 17216 } 17217 17218 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 17219 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 17220 if (packageName == null && permissionNames == null) { 17221 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 17222 if (iperm == 0) { 17223 if (dumpState.onTitlePrinted()) 17224 pw.println(); 17225 pw.println("AppOp Permissions:"); 17226 } 17227 pw.print(" AppOp Permission "); 17228 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 17229 pw.println(":"); 17230 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 17231 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 17232 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 17233 } 17234 } 17235 } 17236 } 17237 17238 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 17239 boolean printedSomething = false; 17240 for (PackageParser.Provider p : mProviders.mProviders.values()) { 17241 if (packageName != null && !packageName.equals(p.info.packageName)) { 17242 continue; 17243 } 17244 if (!printedSomething) { 17245 if (dumpState.onTitlePrinted()) 17246 pw.println(); 17247 pw.println("Registered ContentProviders:"); 17248 printedSomething = true; 17249 } 17250 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 17251 pw.print(" "); pw.println(p.toString()); 17252 } 17253 printedSomething = false; 17254 for (Map.Entry<String, PackageParser.Provider> entry : 17255 mProvidersByAuthority.entrySet()) { 17256 PackageParser.Provider p = entry.getValue(); 17257 if (packageName != null && !packageName.equals(p.info.packageName)) { 17258 continue; 17259 } 17260 if (!printedSomething) { 17261 if (dumpState.onTitlePrinted()) 17262 pw.println(); 17263 pw.println("ContentProvider Authorities:"); 17264 printedSomething = true; 17265 } 17266 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 17267 pw.print(" "); pw.println(p.toString()); 17268 if (p.info != null && p.info.applicationInfo != null) { 17269 final String appInfo = p.info.applicationInfo.toString(); 17270 pw.print(" applicationInfo="); pw.println(appInfo); 17271 } 17272 } 17273 } 17274 17275 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 17276 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 17277 } 17278 17279 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 17280 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 17281 } 17282 17283 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 17284 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 17285 } 17286 17287 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 17288 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 17289 } 17290 17291 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 17292 // XXX should handle packageName != null by dumping only install data that 17293 // the given package is involved with. 17294 if (dumpState.onTitlePrinted()) pw.println(); 17295 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 17296 } 17297 17298 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 17299 if (dumpState.onTitlePrinted()) pw.println(); 17300 mSettings.dumpReadMessagesLPr(pw, dumpState); 17301 17302 pw.println(); 17303 pw.println("Package warning messages:"); 17304 BufferedReader in = null; 17305 String line = null; 17306 try { 17307 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 17308 while ((line = in.readLine()) != null) { 17309 if (line.contains("ignored: updated version")) continue; 17310 pw.println(line); 17311 } 17312 } catch (IOException ignored) { 17313 } finally { 17314 IoUtils.closeQuietly(in); 17315 } 17316 } 17317 17318 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 17319 BufferedReader in = null; 17320 String line = null; 17321 try { 17322 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 17323 while ((line = in.readLine()) != null) { 17324 if (line.contains("ignored: updated version")) continue; 17325 pw.print("msg,"); 17326 pw.println(line); 17327 } 17328 } catch (IOException ignored) { 17329 } finally { 17330 IoUtils.closeQuietly(in); 17331 } 17332 } 17333 } 17334 } 17335 17336 private String dumpDomainString(String packageName) { 17337 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName); 17338 List<IntentFilter> filters = getAllIntentFilters(packageName); 17339 17340 ArraySet<String> result = new ArraySet<>(); 17341 if (iviList.size() > 0) { 17342 for (IntentFilterVerificationInfo ivi : iviList) { 17343 for (String host : ivi.getDomains()) { 17344 result.add(host); 17345 } 17346 } 17347 } 17348 if (filters != null && filters.size() > 0) { 17349 for (IntentFilter filter : filters) { 17350 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 17351 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 17352 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 17353 result.addAll(filter.getHostsList()); 17354 } 17355 } 17356 } 17357 17358 StringBuilder sb = new StringBuilder(result.size() * 16); 17359 for (String domain : result) { 17360 if (sb.length() > 0) sb.append(" "); 17361 sb.append(domain); 17362 } 17363 return sb.toString(); 17364 } 17365 17366 // ------- apps on sdcard specific code ------- 17367 static final boolean DEBUG_SD_INSTALL = false; 17368 17369 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 17370 17371 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 17372 17373 private boolean mMediaMounted = false; 17374 17375 static String getEncryptKey() { 17376 try { 17377 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 17378 SD_ENCRYPTION_KEYSTORE_NAME); 17379 if (sdEncKey == null) { 17380 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 17381 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 17382 if (sdEncKey == null) { 17383 Slog.e(TAG, "Failed to create encryption keys"); 17384 return null; 17385 } 17386 } 17387 return sdEncKey; 17388 } catch (NoSuchAlgorithmException nsae) { 17389 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 17390 return null; 17391 } catch (IOException ioe) { 17392 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 17393 return null; 17394 } 17395 } 17396 17397 /* 17398 * Update media status on PackageManager. 17399 */ 17400 @Override 17401 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 17402 int callingUid = Binder.getCallingUid(); 17403 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 17404 throw new SecurityException("Media status can only be updated by the system"); 17405 } 17406 // reader; this apparently protects mMediaMounted, but should probably 17407 // be a different lock in that case. 17408 synchronized (mPackages) { 17409 Log.i(TAG, "Updating external media status from " 17410 + (mMediaMounted ? "mounted" : "unmounted") + " to " 17411 + (mediaStatus ? "mounted" : "unmounted")); 17412 if (DEBUG_SD_INSTALL) 17413 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 17414 + ", mMediaMounted=" + mMediaMounted); 17415 if (mediaStatus == mMediaMounted) { 17416 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 17417 : 0, -1); 17418 mHandler.sendMessage(msg); 17419 return; 17420 } 17421 mMediaMounted = mediaStatus; 17422 } 17423 // Queue up an async operation since the package installation may take a 17424 // little while. 17425 mHandler.post(new Runnable() { 17426 public void run() { 17427 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 17428 } 17429 }); 17430 } 17431 17432 /** 17433 * Called by MountService when the initial ASECs to scan are available. 17434 * Should block until all the ASEC containers are finished being scanned. 17435 */ 17436 public void scanAvailableAsecs() { 17437 updateExternalMediaStatusInner(true, false, false); 17438 } 17439 17440 /* 17441 * Collect information of applications on external media, map them against 17442 * existing containers and update information based on current mount status. 17443 * Please note that we always have to report status if reportStatus has been 17444 * set to true especially when unloading packages. 17445 */ 17446 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 17447 boolean externalStorage) { 17448 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 17449 int[] uidArr = EmptyArray.INT; 17450 17451 final String[] list = PackageHelper.getSecureContainerList(); 17452 if (ArrayUtils.isEmpty(list)) { 17453 Log.i(TAG, "No secure containers found"); 17454 } else { 17455 // Process list of secure containers and categorize them 17456 // as active or stale based on their package internal state. 17457 17458 // reader 17459 synchronized (mPackages) { 17460 for (String cid : list) { 17461 // Leave stages untouched for now; installer service owns them 17462 if (PackageInstallerService.isStageName(cid)) continue; 17463 17464 if (DEBUG_SD_INSTALL) 17465 Log.i(TAG, "Processing container " + cid); 17466 String pkgName = getAsecPackageName(cid); 17467 if (pkgName == null) { 17468 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 17469 continue; 17470 } 17471 if (DEBUG_SD_INSTALL) 17472 Log.i(TAG, "Looking for pkg : " + pkgName); 17473 17474 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17475 if (ps == null) { 17476 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 17477 continue; 17478 } 17479 17480 /* 17481 * Skip packages that are not external if we're unmounting 17482 * external storage. 17483 */ 17484 if (externalStorage && !isMounted && !isExternal(ps)) { 17485 continue; 17486 } 17487 17488 final AsecInstallArgs args = new AsecInstallArgs(cid, 17489 getAppDexInstructionSets(ps), ps.isForwardLocked()); 17490 // The package status is changed only if the code path 17491 // matches between settings and the container id. 17492 if (ps.codePathString != null 17493 && ps.codePathString.startsWith(args.getCodePath())) { 17494 if (DEBUG_SD_INSTALL) { 17495 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 17496 + " at code path: " + ps.codePathString); 17497 } 17498 17499 // We do have a valid package installed on sdcard 17500 processCids.put(args, ps.codePathString); 17501 final int uid = ps.appId; 17502 if (uid != -1) { 17503 uidArr = ArrayUtils.appendInt(uidArr, uid); 17504 } 17505 } else { 17506 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 17507 + ps.codePathString); 17508 } 17509 } 17510 } 17511 17512 Arrays.sort(uidArr); 17513 } 17514 17515 // Process packages with valid entries. 17516 if (isMounted) { 17517 if (DEBUG_SD_INSTALL) 17518 Log.i(TAG, "Loading packages"); 17519 loadMediaPackages(processCids, uidArr, externalStorage); 17520 startCleaningPackages(); 17521 mInstallerService.onSecureContainersAvailable(); 17522 } else { 17523 if (DEBUG_SD_INSTALL) 17524 Log.i(TAG, "Unloading packages"); 17525 unloadMediaPackages(processCids, uidArr, reportStatus); 17526 } 17527 } 17528 17529 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17530 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 17531 final int size = infos.size(); 17532 final String[] packageNames = new String[size]; 17533 final int[] packageUids = new int[size]; 17534 for (int i = 0; i < size; i++) { 17535 final ApplicationInfo info = infos.get(i); 17536 packageNames[i] = info.packageName; 17537 packageUids[i] = info.uid; 17538 } 17539 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 17540 finishedReceiver); 17541 } 17542 17543 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17544 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17545 sendResourcesChangedBroadcast(mediaStatus, replacing, 17546 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 17547 } 17548 17549 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 17550 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 17551 int size = pkgList.length; 17552 if (size > 0) { 17553 // Send broadcasts here 17554 Bundle extras = new Bundle(); 17555 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 17556 if (uidArr != null) { 17557 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 17558 } 17559 if (replacing) { 17560 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 17561 } 17562 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 17563 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 17564 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 17565 } 17566 } 17567 17568 /* 17569 * Look at potentially valid container ids from processCids If package 17570 * information doesn't match the one on record or package scanning fails, 17571 * the cid is added to list of removeCids. We currently don't delete stale 17572 * containers. 17573 */ 17574 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 17575 boolean externalStorage) { 17576 ArrayList<String> pkgList = new ArrayList<String>(); 17577 Set<AsecInstallArgs> keys = processCids.keySet(); 17578 17579 for (AsecInstallArgs args : keys) { 17580 String codePath = processCids.get(args); 17581 if (DEBUG_SD_INSTALL) 17582 Log.i(TAG, "Loading container : " + args.cid); 17583 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 17584 try { 17585 // Make sure there are no container errors first. 17586 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 17587 Slog.e(TAG, "Failed to mount cid : " + args.cid 17588 + " when installing from sdcard"); 17589 continue; 17590 } 17591 // Check code path here. 17592 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 17593 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 17594 + " does not match one in settings " + codePath); 17595 continue; 17596 } 17597 // Parse package 17598 int parseFlags = mDefParseFlags; 17599 if (args.isExternalAsec()) { 17600 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 17601 } 17602 if (args.isFwdLocked()) { 17603 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 17604 } 17605 17606 synchronized (mInstallLock) { 17607 PackageParser.Package pkg = null; 17608 try { 17609 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 0, 0, null); 17610 } catch (PackageManagerException e) { 17611 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 17612 } 17613 // Scan the package 17614 if (pkg != null) { 17615 /* 17616 * TODO why is the lock being held? doPostInstall is 17617 * called in other places without the lock. This needs 17618 * to be straightened out. 17619 */ 17620 // writer 17621 synchronized (mPackages) { 17622 retCode = PackageManager.INSTALL_SUCCEEDED; 17623 pkgList.add(pkg.packageName); 17624 // Post process args 17625 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 17626 pkg.applicationInfo.uid); 17627 } 17628 } else { 17629 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 17630 } 17631 } 17632 17633 } finally { 17634 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 17635 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 17636 } 17637 } 17638 } 17639 // writer 17640 synchronized (mPackages) { 17641 // If the platform SDK has changed since the last time we booted, 17642 // we need to re-grant app permission to catch any new ones that 17643 // appear. This is really a hack, and means that apps can in some 17644 // cases get permissions that the user didn't initially explicitly 17645 // allow... it would be nice to have some better way to handle 17646 // this situation. 17647 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 17648 : mSettings.getInternalVersion(); 17649 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 17650 : StorageManager.UUID_PRIVATE_INTERNAL; 17651 17652 int updateFlags = UPDATE_PERMISSIONS_ALL; 17653 if (ver.sdkVersion != mSdkVersion) { 17654 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17655 + mSdkVersion + "; regranting permissions for external"); 17656 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17657 } 17658 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17659 17660 // Yay, everything is now upgraded 17661 ver.forceCurrent(); 17662 17663 // can downgrade to reader 17664 // Persist settings 17665 mSettings.writeLPr(); 17666 } 17667 // Send a broadcast to let everyone know we are done processing 17668 if (pkgList.size() > 0) { 17669 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 17670 } 17671 } 17672 17673 /* 17674 * Utility method to unload a list of specified containers 17675 */ 17676 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 17677 // Just unmount all valid containers. 17678 for (AsecInstallArgs arg : cidArgs) { 17679 synchronized (mInstallLock) { 17680 arg.doPostDeleteLI(false); 17681 } 17682 } 17683 } 17684 17685 /* 17686 * Unload packages mounted on external media. This involves deleting package 17687 * data from internal structures, sending broadcasts about disabled packages, 17688 * gc'ing to free up references, unmounting all secure containers 17689 * corresponding to packages on external media, and posting a 17690 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 17691 * that we always have to post this message if status has been requested no 17692 * matter what. 17693 */ 17694 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 17695 final boolean reportStatus) { 17696 if (DEBUG_SD_INSTALL) 17697 Log.i(TAG, "unloading media packages"); 17698 ArrayList<String> pkgList = new ArrayList<String>(); 17699 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 17700 final Set<AsecInstallArgs> keys = processCids.keySet(); 17701 for (AsecInstallArgs args : keys) { 17702 String pkgName = args.getPackageName(); 17703 if (DEBUG_SD_INSTALL) 17704 Log.i(TAG, "Trying to unload pkg : " + pkgName); 17705 // Delete package internally 17706 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17707 synchronized (mInstallLock) { 17708 boolean res = deletePackageLI(pkgName, null, false, null, 17709 PackageManager.DELETE_KEEP_DATA, outInfo, false, null); 17710 if (res) { 17711 pkgList.add(pkgName); 17712 } else { 17713 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 17714 failedList.add(args); 17715 } 17716 } 17717 } 17718 17719 // reader 17720 synchronized (mPackages) { 17721 // We didn't update the settings after removing each package; 17722 // write them now for all packages. 17723 mSettings.writeLPr(); 17724 } 17725 17726 // We have to absolutely send UPDATED_MEDIA_STATUS only 17727 // after confirming that all the receivers processed the ordered 17728 // broadcast when packages get disabled, force a gc to clean things up. 17729 // and unload all the containers. 17730 if (pkgList.size() > 0) { 17731 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 17732 new IIntentReceiver.Stub() { 17733 public void performReceive(Intent intent, int resultCode, String data, 17734 Bundle extras, boolean ordered, boolean sticky, 17735 int sendingUser) throws RemoteException { 17736 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 17737 reportStatus ? 1 : 0, 1, keys); 17738 mHandler.sendMessage(msg); 17739 } 17740 }); 17741 } else { 17742 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 17743 keys); 17744 mHandler.sendMessage(msg); 17745 } 17746 } 17747 17748 private void loadPrivatePackages(final VolumeInfo vol) { 17749 mHandler.post(new Runnable() { 17750 @Override 17751 public void run() { 17752 loadPrivatePackagesInner(vol); 17753 } 17754 }); 17755 } 17756 17757 private void loadPrivatePackagesInner(VolumeInfo vol) { 17758 final String volumeUuid = vol.fsUuid; 17759 if (TextUtils.isEmpty(volumeUuid)) { 17760 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 17761 return; 17762 } 17763 17764 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 17765 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 17766 17767 final VersionInfo ver; 17768 final List<PackageSetting> packages; 17769 synchronized (mPackages) { 17770 ver = mSettings.findOrCreateVersion(volumeUuid); 17771 packages = mSettings.getVolumePackagesLPr(volumeUuid); 17772 } 17773 17774 // TODO: introduce a new concept similar to "frozen" to prevent these 17775 // apps from being launched until after data has been fully reconciled 17776 for (PackageSetting ps : packages) { 17777 synchronized (mInstallLock) { 17778 final PackageParser.Package pkg; 17779 try { 17780 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 17781 loaded.add(pkg.applicationInfo); 17782 17783 } catch (PackageManagerException e) { 17784 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 17785 } 17786 17787 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 17788 deleteCodeCacheDirsLI(ps.volumeUuid, ps.name); 17789 } 17790 } 17791 } 17792 17793 // Reconcile app data for all started/unlocked users 17794 final StorageManager sm = mContext.getSystemService(StorageManager.class); 17795 final UserManager um = mContext.getSystemService(UserManager.class); 17796 for (UserInfo user : um.getUsers()) { 17797 final int flags; 17798 if (um.isUserUnlocked(user.id)) { 17799 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 17800 } else if (um.isUserRunning(user.id)) { 17801 flags = StorageManager.FLAG_STORAGE_DE; 17802 } else { 17803 continue; 17804 } 17805 17806 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 17807 reconcileAppsData(volumeUuid, user.id, flags); 17808 } 17809 17810 synchronized (mPackages) { 17811 int updateFlags = UPDATE_PERMISSIONS_ALL; 17812 if (ver.sdkVersion != mSdkVersion) { 17813 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 17814 + mSdkVersion + "; regranting permissions for " + volumeUuid); 17815 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 17816 } 17817 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 17818 17819 // Yay, everything is now upgraded 17820 ver.forceCurrent(); 17821 17822 mSettings.writeLPr(); 17823 } 17824 17825 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 17826 sendResourcesChangedBroadcast(true, false, loaded, null); 17827 } 17828 17829 private void unloadPrivatePackages(final VolumeInfo vol) { 17830 mHandler.post(new Runnable() { 17831 @Override 17832 public void run() { 17833 unloadPrivatePackagesInner(vol); 17834 } 17835 }); 17836 } 17837 17838 private void unloadPrivatePackagesInner(VolumeInfo vol) { 17839 final String volumeUuid = vol.fsUuid; 17840 if (TextUtils.isEmpty(volumeUuid)) { 17841 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 17842 return; 17843 } 17844 17845 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 17846 synchronized (mInstallLock) { 17847 synchronized (mPackages) { 17848 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 17849 for (PackageSetting ps : packages) { 17850 if (ps.pkg == null) continue; 17851 17852 final ApplicationInfo info = ps.pkg.applicationInfo; 17853 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 17854 if (deletePackageLI(ps.name, null, false, null, 17855 PackageManager.DELETE_KEEP_DATA, outInfo, false, null)) { 17856 unloaded.add(info); 17857 } else { 17858 Slog.w(TAG, "Failed to unload " + ps.codePath); 17859 } 17860 } 17861 17862 mSettings.writeLPr(); 17863 } 17864 } 17865 17866 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 17867 sendResourcesChangedBroadcast(false, false, unloaded, null); 17868 } 17869 17870 /** 17871 * Examine all users present on given mounted volume, and destroy data 17872 * belonging to users that are no longer valid, or whose user ID has been 17873 * recycled. 17874 */ 17875 private void reconcileUsers(String volumeUuid) { 17876 // TODO: also reconcile DE directories 17877 final File[] files = FileUtils 17878 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid)); 17879 for (File file : files) { 17880 if (!file.isDirectory()) continue; 17881 17882 final int userId; 17883 final UserInfo info; 17884 try { 17885 userId = Integer.parseInt(file.getName()); 17886 info = sUserManager.getUserInfo(userId); 17887 } catch (NumberFormatException e) { 17888 Slog.w(TAG, "Invalid user directory " + file); 17889 continue; 17890 } 17891 17892 boolean destroyUser = false; 17893 if (info == null) { 17894 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17895 + " because no matching user was found"); 17896 destroyUser = true; 17897 } else { 17898 try { 17899 UserManagerService.enforceSerialNumber(file, info.serialNumber); 17900 } catch (IOException e) { 17901 logCriticalInfo(Log.WARN, "Destroying user directory " + file 17902 + " because we failed to enforce serial number: " + e); 17903 destroyUser = true; 17904 } 17905 } 17906 17907 if (destroyUser) { 17908 synchronized (mInstallLock) { 17909 try { 17910 mInstaller.removeUserDataDirs(volumeUuid, userId); 17911 } catch (InstallerException e) { 17912 Slog.w(TAG, "Failed to clean up user dirs", e); 17913 } 17914 } 17915 } 17916 } 17917 } 17918 17919 private void assertPackageKnown(String volumeUuid, String packageName) 17920 throws PackageManagerException { 17921 synchronized (mPackages) { 17922 final PackageSetting ps = mSettings.mPackages.get(packageName); 17923 if (ps == null) { 17924 throw new PackageManagerException("Package " + packageName + " is unknown"); 17925 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17926 throw new PackageManagerException( 17927 "Package " + packageName + " found on unknown volume " + volumeUuid 17928 + "; expected volume " + ps.volumeUuid); 17929 } 17930 } 17931 } 17932 17933 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 17934 throws PackageManagerException { 17935 synchronized (mPackages) { 17936 final PackageSetting ps = mSettings.mPackages.get(packageName); 17937 if (ps == null) { 17938 throw new PackageManagerException("Package " + packageName + " is unknown"); 17939 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 17940 throw new PackageManagerException( 17941 "Package " + packageName + " found on unknown volume " + volumeUuid 17942 + "; expected volume " + ps.volumeUuid); 17943 } else if (!ps.getInstalled(userId)) { 17944 throw new PackageManagerException( 17945 "Package " + packageName + " not installed for user " + userId); 17946 } 17947 } 17948 } 17949 17950 /** 17951 * Examine all apps present on given mounted volume, and destroy apps that 17952 * aren't expected, either due to uninstallation or reinstallation on 17953 * another volume. 17954 */ 17955 private void reconcileApps(String volumeUuid) { 17956 final File[] files = FileUtils 17957 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 17958 for (File file : files) { 17959 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 17960 && !PackageInstallerService.isStageName(file.getName()); 17961 if (!isPackage) { 17962 // Ignore entries which are not packages 17963 continue; 17964 } 17965 17966 try { 17967 final PackageLite pkg = PackageParser.parsePackageLite(file, 17968 PackageParser.PARSE_MUST_BE_APK); 17969 assertPackageKnown(volumeUuid, pkg.packageName); 17970 17971 } catch (PackageParserException | PackageManagerException e) { 17972 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 17973 synchronized (mInstallLock) { 17974 removeCodePathLI(file); 17975 } 17976 } 17977 } 17978 } 17979 17980 /** 17981 * Reconcile all app data for the given user. 17982 * <p> 17983 * Verifies that directories exist and that ownership and labeling is 17984 * correct for all installed apps on all mounted volumes. 17985 */ 17986 void reconcileAppsData(int userId, int flags) { 17987 final StorageManager storage = mContext.getSystemService(StorageManager.class); 17988 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 17989 final String volumeUuid = vol.getFsUuid(); 17990 reconcileAppsData(volumeUuid, userId, flags); 17991 } 17992 } 17993 17994 /** 17995 * Reconcile all app data on given mounted volume. 17996 * <p> 17997 * Destroys app data that isn't expected, either due to uninstallation or 17998 * reinstallation on another volume. 17999 * <p> 18000 * Verifies that directories exist and that ownership and labeling is 18001 * correct for all installed apps. 18002 */ 18003 private void reconcileAppsData(String volumeUuid, int userId, int flags) { 18004 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 18005 + Integer.toHexString(flags)); 18006 18007 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 18008 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 18009 18010 boolean restoreconNeeded = false; 18011 18012 // First look for stale data that doesn't belong, and check if things 18013 // have changed since we did our last restorecon 18014 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 18015 if (!isUserKeyUnlocked(userId)) { 18016 throw new RuntimeException( 18017 "Yikes, someone asked us to reconcile CE storage while " + userId 18018 + " was still locked; this would have caused massive data loss!"); 18019 } 18020 18021 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(ceDir); 18022 18023 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 18024 for (File file : files) { 18025 final String packageName = file.getName(); 18026 try { 18027 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 18028 } catch (PackageManagerException e) { 18029 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 18030 synchronized (mInstallLock) { 18031 destroyAppDataLI(volumeUuid, packageName, userId, 18032 StorageManager.FLAG_STORAGE_CE); 18033 } 18034 } 18035 } 18036 } 18037 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 18038 restoreconNeeded |= SELinuxMMAC.isRestoreconNeeded(deDir); 18039 18040 final File[] files = FileUtils.listFilesOrEmpty(deDir); 18041 for (File file : files) { 18042 final String packageName = file.getName(); 18043 try { 18044 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 18045 } catch (PackageManagerException e) { 18046 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 18047 synchronized (mInstallLock) { 18048 destroyAppDataLI(volumeUuid, packageName, userId, 18049 StorageManager.FLAG_STORAGE_DE); 18050 } 18051 } 18052 } 18053 } 18054 18055 // Ensure that data directories are ready to roll for all packages 18056 // installed for this volume and user 18057 final List<PackageSetting> packages; 18058 synchronized (mPackages) { 18059 packages = mSettings.getVolumePackagesLPr(volumeUuid); 18060 } 18061 int preparedCount = 0; 18062 for (PackageSetting ps : packages) { 18063 final String packageName = ps.name; 18064 if (ps.pkg == null) { 18065 Slog.w(TAG, "Odd, missing scanned package " + packageName); 18066 // TODO: might be due to legacy ASEC apps; we should circle back 18067 // and reconcile again once they're scanned 18068 continue; 18069 } 18070 18071 if (ps.getInstalled(userId)) { 18072 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 18073 18074 if (maybeMigrateAppData(volumeUuid, userId, ps.pkg)) { 18075 // We may have just shuffled around app data directories, so 18076 // prepare them one more time 18077 prepareAppData(volumeUuid, userId, flags, ps.pkg, restoreconNeeded); 18078 } 18079 18080 preparedCount++; 18081 } 18082 } 18083 18084 if (restoreconNeeded) { 18085 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 18086 SELinuxMMAC.setRestoreconDone(ceDir); 18087 } 18088 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 18089 SELinuxMMAC.setRestoreconDone(deDir); 18090 } 18091 } 18092 18093 Slog.v(TAG, "reconcileAppsData finished " + preparedCount 18094 + " packages; restoreconNeeded was " + restoreconNeeded); 18095 } 18096 18097 /** 18098 * Prepare app data for the given app just after it was installed or 18099 * upgraded. This method carefully only touches users that it's installed 18100 * for, and it forces a restorecon to handle any seinfo changes. 18101 * <p> 18102 * Verifies that directories exist and that ownership and labeling is 18103 * correct for all installed apps. If there is an ownership mismatch, it 18104 * will try recovering system apps by wiping data; third-party app data is 18105 * left intact. 18106 * <p> 18107 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 18108 */ 18109 private void prepareAppDataAfterInstall(PackageParser.Package pkg) { 18110 prepareAppDataAfterInstallInternal(pkg); 18111 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 18112 for (int i = 0; i < childCount; i++) { 18113 PackageParser.Package childPackage = pkg.childPackages.get(i); 18114 prepareAppDataAfterInstallInternal(childPackage); 18115 } 18116 } 18117 18118 private void prepareAppDataAfterInstallInternal(PackageParser.Package pkg) { 18119 final PackageSetting ps; 18120 synchronized (mPackages) { 18121 ps = mSettings.mPackages.get(pkg.packageName); 18122 mSettings.writeKernelMappingLPr(ps); 18123 } 18124 18125 final UserManager um = mContext.getSystemService(UserManager.class); 18126 for (UserInfo user : um.getUsers()) { 18127 final int flags; 18128 if (um.isUserUnlocked(user.id)) { 18129 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 18130 } else if (um.isUserRunning(user.id)) { 18131 flags = StorageManager.FLAG_STORAGE_DE; 18132 } else { 18133 continue; 18134 } 18135 18136 if (ps.getInstalled(user.id)) { 18137 // Whenever an app changes, force a restorecon of its data 18138 // TODO: when user data is locked, mark that we're still dirty 18139 prepareAppData(pkg.volumeUuid, user.id, flags, pkg, true); 18140 } 18141 } 18142 } 18143 18144 /** 18145 * Prepare app data for the given app. 18146 * <p> 18147 * Verifies that directories exist and that ownership and labeling is 18148 * correct for all installed apps. If there is an ownership mismatch, this 18149 * will try recovering system apps by wiping data; third-party app data is 18150 * left intact. 18151 */ 18152 private void prepareAppData(String volumeUuid, int userId, int flags, 18153 PackageParser.Package pkg, boolean restoreconNeeded) { 18154 if (DEBUG_APP_DATA) { 18155 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 18156 + Integer.toHexString(flags) + (restoreconNeeded ? " restoreconNeeded" : "")); 18157 } 18158 18159 final String packageName = pkg.packageName; 18160 final ApplicationInfo app = pkg.applicationInfo; 18161 final int appId = UserHandle.getAppId(app.uid); 18162 18163 Preconditions.checkNotNull(app.seinfo); 18164 18165 synchronized (mInstallLock) { 18166 try { 18167 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 18168 appId, app.seinfo, app.targetSdkVersion); 18169 } catch (InstallerException e) { 18170 if (app.isSystemApp()) { 18171 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 18172 + ", but trying to recover: " + e); 18173 destroyAppDataLI(volumeUuid, packageName, userId, flags); 18174 try { 18175 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 18176 appId, app.seinfo, app.targetSdkVersion); 18177 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 18178 } catch (InstallerException e2) { 18179 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 18180 } 18181 } else { 18182 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 18183 } 18184 } 18185 18186 if (restoreconNeeded) { 18187 restoreconAppDataLI(volumeUuid, packageName, userId, flags, appId, app.seinfo); 18188 } 18189 18190 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 18191 // Create a native library symlink only if we have native libraries 18192 // and if the native libraries are 32 bit libraries. We do not provide 18193 // this symlink for 64 bit libraries. 18194 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 18195 final String nativeLibPath = app.nativeLibraryDir; 18196 try { 18197 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 18198 nativeLibPath, userId); 18199 } catch (InstallerException e) { 18200 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 18201 } 18202 } 18203 } 18204 } 18205 } 18206 18207 /** 18208 * For system apps on non-FBE devices, this method migrates any existing 18209 * CE/DE data to match the {@code forceDeviceEncrypted} flag requested by 18210 * the app. 18211 */ 18212 private boolean maybeMigrateAppData(String volumeUuid, int userId, PackageParser.Package pkg) { 18213 if (pkg.isSystemApp() && !StorageManager.isFileBasedEncryptionEnabled() 18214 && PackageManager.APPLY_FORCE_DEVICE_ENCRYPTED) { 18215 final int storageTarget = pkg.applicationInfo.isForceDeviceEncrypted() 18216 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 18217 synchronized (mInstallLock) { 18218 try { 18219 mInstaller.migrateAppData(volumeUuid, pkg.packageName, userId, storageTarget); 18220 } catch (InstallerException e) { 18221 logCriticalInfo(Log.WARN, 18222 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 18223 } 18224 } 18225 return true; 18226 } else { 18227 return false; 18228 } 18229 } 18230 18231 private void unfreezePackage(String packageName) { 18232 synchronized (mPackages) { 18233 final PackageSetting ps = mSettings.mPackages.get(packageName); 18234 if (ps != null) { 18235 ps.frozen = false; 18236 } 18237 } 18238 } 18239 18240 @Override 18241 public int movePackage(final String packageName, final String volumeUuid) { 18242 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 18243 18244 final int moveId = mNextMoveId.getAndIncrement(); 18245 mHandler.post(new Runnable() { 18246 @Override 18247 public void run() { 18248 try { 18249 movePackageInternal(packageName, volumeUuid, moveId); 18250 } catch (PackageManagerException e) { 18251 Slog.w(TAG, "Failed to move " + packageName, e); 18252 mMoveCallbacks.notifyStatusChanged(moveId, 18253 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 18254 } 18255 } 18256 }); 18257 return moveId; 18258 } 18259 18260 private void movePackageInternal(final String packageName, final String volumeUuid, 18261 final int moveId) throws PackageManagerException { 18262 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 18263 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18264 final PackageManager pm = mContext.getPackageManager(); 18265 18266 final boolean currentAsec; 18267 final String currentVolumeUuid; 18268 final File codeFile; 18269 final String installerPackageName; 18270 final String packageAbiOverride; 18271 final int appId; 18272 final String seinfo; 18273 final String label; 18274 final int targetSdkVersion; 18275 18276 // reader 18277 synchronized (mPackages) { 18278 final PackageParser.Package pkg = mPackages.get(packageName); 18279 final PackageSetting ps = mSettings.mPackages.get(packageName); 18280 if (pkg == null || ps == null) { 18281 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 18282 } 18283 18284 if (pkg.applicationInfo.isSystemApp()) { 18285 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 18286 "Cannot move system application"); 18287 } 18288 18289 if (pkg.applicationInfo.isExternalAsec()) { 18290 currentAsec = true; 18291 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 18292 } else if (pkg.applicationInfo.isForwardLocked()) { 18293 currentAsec = true; 18294 currentVolumeUuid = "forward_locked"; 18295 } else { 18296 currentAsec = false; 18297 currentVolumeUuid = ps.volumeUuid; 18298 18299 final File probe = new File(pkg.codePath); 18300 final File probeOat = new File(probe, "oat"); 18301 if (!probe.isDirectory() || !probeOat.isDirectory()) { 18302 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18303 "Move only supported for modern cluster style installs"); 18304 } 18305 } 18306 18307 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 18308 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18309 "Package already moved to " + volumeUuid); 18310 } 18311 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 18312 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 18313 "Device admin cannot be moved"); 18314 } 18315 18316 if (ps.frozen) { 18317 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 18318 "Failed to move already frozen package"); 18319 } 18320 ps.frozen = true; 18321 18322 codeFile = new File(pkg.codePath); 18323 installerPackageName = ps.installerPackageName; 18324 packageAbiOverride = ps.cpuAbiOverrideString; 18325 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 18326 seinfo = pkg.applicationInfo.seinfo; 18327 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 18328 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 18329 } 18330 18331 // Now that we're guarded by frozen state, kill app during move 18332 final long token = Binder.clearCallingIdentity(); 18333 try { 18334 killApplication(packageName, appId, "move pkg"); 18335 } finally { 18336 Binder.restoreCallingIdentity(token); 18337 } 18338 18339 final Bundle extras = new Bundle(); 18340 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 18341 extras.putString(Intent.EXTRA_TITLE, label); 18342 mMoveCallbacks.notifyCreated(moveId, extras); 18343 18344 int installFlags; 18345 final boolean moveCompleteApp; 18346 final File measurePath; 18347 18348 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 18349 installFlags = INSTALL_INTERNAL; 18350 moveCompleteApp = !currentAsec; 18351 measurePath = Environment.getDataAppDirectory(volumeUuid); 18352 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 18353 installFlags = INSTALL_EXTERNAL; 18354 moveCompleteApp = false; 18355 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 18356 } else { 18357 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 18358 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 18359 || !volume.isMountedWritable()) { 18360 unfreezePackage(packageName); 18361 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18362 "Move location not mounted private volume"); 18363 } 18364 18365 Preconditions.checkState(!currentAsec); 18366 18367 installFlags = INSTALL_INTERNAL; 18368 moveCompleteApp = true; 18369 measurePath = Environment.getDataAppDirectory(volumeUuid); 18370 } 18371 18372 final PackageStats stats = new PackageStats(null, -1); 18373 synchronized (mInstaller) { 18374 if (!getPackageSizeInfoLI(packageName, -1, stats)) { 18375 unfreezePackage(packageName); 18376 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18377 "Failed to measure package size"); 18378 } 18379 } 18380 18381 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 18382 + stats.dataSize); 18383 18384 final long startFreeBytes = measurePath.getFreeSpace(); 18385 final long sizeBytes; 18386 if (moveCompleteApp) { 18387 sizeBytes = stats.codeSize + stats.dataSize; 18388 } else { 18389 sizeBytes = stats.codeSize; 18390 } 18391 18392 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 18393 unfreezePackage(packageName); 18394 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 18395 "Not enough free space to move"); 18396 } 18397 18398 mMoveCallbacks.notifyStatusChanged(moveId, 10); 18399 18400 final CountDownLatch installedLatch = new CountDownLatch(1); 18401 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 18402 @Override 18403 public void onUserActionRequired(Intent intent) throws RemoteException { 18404 throw new IllegalStateException(); 18405 } 18406 18407 @Override 18408 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 18409 Bundle extras) throws RemoteException { 18410 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 18411 + PackageManager.installStatusToString(returnCode, msg)); 18412 18413 installedLatch.countDown(); 18414 18415 // Regardless of success or failure of the move operation, 18416 // always unfreeze the package 18417 unfreezePackage(packageName); 18418 18419 final int status = PackageManager.installStatusToPublicStatus(returnCode); 18420 switch (status) { 18421 case PackageInstaller.STATUS_SUCCESS: 18422 mMoveCallbacks.notifyStatusChanged(moveId, 18423 PackageManager.MOVE_SUCCEEDED); 18424 break; 18425 case PackageInstaller.STATUS_FAILURE_STORAGE: 18426 mMoveCallbacks.notifyStatusChanged(moveId, 18427 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 18428 break; 18429 default: 18430 mMoveCallbacks.notifyStatusChanged(moveId, 18431 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 18432 break; 18433 } 18434 } 18435 }; 18436 18437 final MoveInfo move; 18438 if (moveCompleteApp) { 18439 // Kick off a thread to report progress estimates 18440 new Thread() { 18441 @Override 18442 public void run() { 18443 while (true) { 18444 try { 18445 if (installedLatch.await(1, TimeUnit.SECONDS)) { 18446 break; 18447 } 18448 } catch (InterruptedException ignored) { 18449 } 18450 18451 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 18452 final int progress = 10 + (int) MathUtils.constrain( 18453 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 18454 mMoveCallbacks.notifyStatusChanged(moveId, progress); 18455 } 18456 } 18457 }.start(); 18458 18459 final String dataAppName = codeFile.getName(); 18460 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 18461 dataAppName, appId, seinfo, targetSdkVersion); 18462 } else { 18463 move = null; 18464 } 18465 18466 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 18467 18468 final Message msg = mHandler.obtainMessage(INIT_COPY); 18469 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 18470 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 18471 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 18472 packageAbiOverride, null); 18473 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 18474 msg.obj = params; 18475 18476 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 18477 System.identityHashCode(msg.obj)); 18478 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 18479 System.identityHashCode(msg.obj)); 18480 18481 mHandler.sendMessage(msg); 18482 } 18483 18484 @Override 18485 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 18486 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 18487 18488 final int realMoveId = mNextMoveId.getAndIncrement(); 18489 final Bundle extras = new Bundle(); 18490 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 18491 mMoveCallbacks.notifyCreated(realMoveId, extras); 18492 18493 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 18494 @Override 18495 public void onCreated(int moveId, Bundle extras) { 18496 // Ignored 18497 } 18498 18499 @Override 18500 public void onStatusChanged(int moveId, int status, long estMillis) { 18501 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 18502 } 18503 }; 18504 18505 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18506 storage.setPrimaryStorageUuid(volumeUuid, callback); 18507 return realMoveId; 18508 } 18509 18510 @Override 18511 public int getMoveStatus(int moveId) { 18512 mContext.enforceCallingOrSelfPermission( 18513 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18514 return mMoveCallbacks.mLastStatus.get(moveId); 18515 } 18516 18517 @Override 18518 public void registerMoveCallback(IPackageMoveObserver callback) { 18519 mContext.enforceCallingOrSelfPermission( 18520 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18521 mMoveCallbacks.register(callback); 18522 } 18523 18524 @Override 18525 public void unregisterMoveCallback(IPackageMoveObserver callback) { 18526 mContext.enforceCallingOrSelfPermission( 18527 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 18528 mMoveCallbacks.unregister(callback); 18529 } 18530 18531 @Override 18532 public boolean setInstallLocation(int loc) { 18533 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 18534 null); 18535 if (getInstallLocation() == loc) { 18536 return true; 18537 } 18538 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 18539 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 18540 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 18541 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 18542 return true; 18543 } 18544 return false; 18545 } 18546 18547 @Override 18548 public int getInstallLocation() { 18549 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 18550 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 18551 PackageHelper.APP_INSTALL_AUTO); 18552 } 18553 18554 /** Called by UserManagerService */ 18555 void cleanUpUser(UserManagerService userManager, int userHandle) { 18556 synchronized (mPackages) { 18557 mDirtyUsers.remove(userHandle); 18558 mUserNeedsBadging.delete(userHandle); 18559 mSettings.removeUserLPw(userHandle); 18560 mPendingBroadcasts.remove(userHandle); 18561 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 18562 } 18563 synchronized (mInstallLock) { 18564 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18565 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 18566 final String volumeUuid = vol.getFsUuid(); 18567 if (DEBUG_INSTALL) Slog.d(TAG, "Removing user data on volume " + volumeUuid); 18568 try { 18569 mInstaller.removeUserDataDirs(volumeUuid, userHandle); 18570 } catch (InstallerException e) { 18571 Slog.w(TAG, "Failed to remove user data", e); 18572 } 18573 } 18574 synchronized (mPackages) { 18575 removeUnusedPackagesLILPw(userManager, userHandle); 18576 } 18577 } 18578 } 18579 18580 /** 18581 * We're removing userHandle and would like to remove any downloaded packages 18582 * that are no longer in use by any other user. 18583 * @param userHandle the user being removed 18584 */ 18585 private void removeUnusedPackagesLILPw(UserManagerService userManager, final int userHandle) { 18586 final boolean DEBUG_CLEAN_APKS = false; 18587 int [] users = userManager.getUserIds(); 18588 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 18589 while (psit.hasNext()) { 18590 PackageSetting ps = psit.next(); 18591 if (ps.pkg == null) { 18592 continue; 18593 } 18594 final String packageName = ps.pkg.packageName; 18595 // Skip over if system app 18596 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 18597 continue; 18598 } 18599 if (DEBUG_CLEAN_APKS) { 18600 Slog.i(TAG, "Checking package " + packageName); 18601 } 18602 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 18603 if (keep) { 18604 if (DEBUG_CLEAN_APKS) { 18605 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 18606 } 18607 } else { 18608 for (int i = 0; i < users.length; i++) { 18609 if (users[i] != userHandle && ps.getInstalled(users[i])) { 18610 keep = true; 18611 if (DEBUG_CLEAN_APKS) { 18612 Slog.i(TAG, " Keeping package " + packageName + " for user " 18613 + users[i]); 18614 } 18615 break; 18616 } 18617 } 18618 } 18619 if (!keep) { 18620 if (DEBUG_CLEAN_APKS) { 18621 Slog.i(TAG, " Removing package " + packageName); 18622 } 18623 mHandler.post(new Runnable() { 18624 public void run() { 18625 deletePackageX(packageName, userHandle, 0); 18626 } //end run 18627 }); 18628 } 18629 } 18630 } 18631 18632 /** Called by UserManagerService */ 18633 void createNewUser(int userHandle) { 18634 synchronized (mInstallLock) { 18635 try { 18636 mInstaller.createUserConfig(userHandle); 18637 } catch (InstallerException e) { 18638 Slog.w(TAG, "Failed to create user config", e); 18639 } 18640 mSettings.createNewUserLI(this, mInstaller, userHandle); 18641 } 18642 synchronized (mPackages) { 18643 applyFactoryDefaultBrowserLPw(userHandle); 18644 primeDomainVerificationsLPw(userHandle); 18645 } 18646 } 18647 18648 void newUserCreated(final int userHandle) { 18649 mDefaultPermissionPolicy.grantDefaultPermissions(userHandle); 18650 // If permission review for legacy apps is required, we represent 18651 // dagerous permissions for such apps as always granted runtime 18652 // permissions to keep per user flag state whether review is needed. 18653 // Hence, if a new user is added we have to propagate dangerous 18654 // permission grants for these legacy apps. 18655 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 18656 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 18657 | UPDATE_PERMISSIONS_REPLACE_ALL); 18658 } 18659 } 18660 18661 @Override 18662 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 18663 mContext.enforceCallingOrSelfPermission( 18664 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 18665 "Only package verification agents can read the verifier device identity"); 18666 18667 synchronized (mPackages) { 18668 return mSettings.getVerifierDeviceIdentityLPw(); 18669 } 18670 } 18671 18672 @Override 18673 public void setPermissionEnforced(String permission, boolean enforced) { 18674 // TODO: Now that we no longer change GID for storage, this should to away. 18675 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 18676 "setPermissionEnforced"); 18677 if (READ_EXTERNAL_STORAGE.equals(permission)) { 18678 synchronized (mPackages) { 18679 if (mSettings.mReadExternalStorageEnforced == null 18680 || mSettings.mReadExternalStorageEnforced != enforced) { 18681 mSettings.mReadExternalStorageEnforced = enforced; 18682 mSettings.writeLPr(); 18683 } 18684 } 18685 // kill any non-foreground processes so we restart them and 18686 // grant/revoke the GID. 18687 final IActivityManager am = ActivityManagerNative.getDefault(); 18688 if (am != null) { 18689 final long token = Binder.clearCallingIdentity(); 18690 try { 18691 am.killProcessesBelowForeground("setPermissionEnforcement"); 18692 } catch (RemoteException e) { 18693 } finally { 18694 Binder.restoreCallingIdentity(token); 18695 } 18696 } 18697 } else { 18698 throw new IllegalArgumentException("No selective enforcement for " + permission); 18699 } 18700 } 18701 18702 @Override 18703 @Deprecated 18704 public boolean isPermissionEnforced(String permission) { 18705 return true; 18706 } 18707 18708 @Override 18709 public boolean isStorageLow() { 18710 final long token = Binder.clearCallingIdentity(); 18711 try { 18712 final DeviceStorageMonitorInternal 18713 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 18714 if (dsm != null) { 18715 return dsm.isMemoryLow(); 18716 } else { 18717 return false; 18718 } 18719 } finally { 18720 Binder.restoreCallingIdentity(token); 18721 } 18722 } 18723 18724 @Override 18725 public IPackageInstaller getPackageInstaller() { 18726 return mInstallerService; 18727 } 18728 18729 private boolean userNeedsBadging(int userId) { 18730 int index = mUserNeedsBadging.indexOfKey(userId); 18731 if (index < 0) { 18732 final UserInfo userInfo; 18733 final long token = Binder.clearCallingIdentity(); 18734 try { 18735 userInfo = sUserManager.getUserInfo(userId); 18736 } finally { 18737 Binder.restoreCallingIdentity(token); 18738 } 18739 final boolean b; 18740 if (userInfo != null && userInfo.isManagedProfile()) { 18741 b = true; 18742 } else { 18743 b = false; 18744 } 18745 mUserNeedsBadging.put(userId, b); 18746 return b; 18747 } 18748 return mUserNeedsBadging.valueAt(index); 18749 } 18750 18751 @Override 18752 public KeySet getKeySetByAlias(String packageName, String alias) { 18753 if (packageName == null || alias == null) { 18754 return null; 18755 } 18756 synchronized(mPackages) { 18757 final PackageParser.Package pkg = mPackages.get(packageName); 18758 if (pkg == null) { 18759 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18760 throw new IllegalArgumentException("Unknown package: " + packageName); 18761 } 18762 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18763 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 18764 } 18765 } 18766 18767 @Override 18768 public KeySet getSigningKeySet(String packageName) { 18769 if (packageName == null) { 18770 return null; 18771 } 18772 synchronized(mPackages) { 18773 final PackageParser.Package pkg = mPackages.get(packageName); 18774 if (pkg == null) { 18775 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18776 throw new IllegalArgumentException("Unknown package: " + packageName); 18777 } 18778 if (pkg.applicationInfo.uid != Binder.getCallingUid() 18779 && Process.SYSTEM_UID != Binder.getCallingUid()) { 18780 throw new SecurityException("May not access signing KeySet of other apps."); 18781 } 18782 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18783 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 18784 } 18785 } 18786 18787 @Override 18788 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 18789 if (packageName == null || ks == null) { 18790 return false; 18791 } 18792 synchronized(mPackages) { 18793 final PackageParser.Package pkg = mPackages.get(packageName); 18794 if (pkg == null) { 18795 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18796 throw new IllegalArgumentException("Unknown package: " + packageName); 18797 } 18798 IBinder ksh = ks.getToken(); 18799 if (ksh instanceof KeySetHandle) { 18800 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18801 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 18802 } 18803 return false; 18804 } 18805 } 18806 18807 @Override 18808 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 18809 if (packageName == null || ks == null) { 18810 return false; 18811 } 18812 synchronized(mPackages) { 18813 final PackageParser.Package pkg = mPackages.get(packageName); 18814 if (pkg == null) { 18815 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 18816 throw new IllegalArgumentException("Unknown package: " + packageName); 18817 } 18818 IBinder ksh = ks.getToken(); 18819 if (ksh instanceof KeySetHandle) { 18820 KeySetManagerService ksms = mSettings.mKeySetManagerService; 18821 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 18822 } 18823 return false; 18824 } 18825 } 18826 18827 private void deletePackageIfUnusedLPr(final String packageName) { 18828 PackageSetting ps = mSettings.mPackages.get(packageName); 18829 if (ps == null) { 18830 return; 18831 } 18832 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 18833 // TODO Implement atomic delete if package is unused 18834 // It is currently possible that the package will be deleted even if it is installed 18835 // after this method returns. 18836 mHandler.post(new Runnable() { 18837 public void run() { 18838 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 18839 } 18840 }); 18841 } 18842 } 18843 18844 /** 18845 * Check and throw if the given before/after packages would be considered a 18846 * downgrade. 18847 */ 18848 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 18849 throws PackageManagerException { 18850 if (after.versionCode < before.mVersionCode) { 18851 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18852 "Update version code " + after.versionCode + " is older than current " 18853 + before.mVersionCode); 18854 } else if (after.versionCode == before.mVersionCode) { 18855 if (after.baseRevisionCode < before.baseRevisionCode) { 18856 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18857 "Update base revision code " + after.baseRevisionCode 18858 + " is older than current " + before.baseRevisionCode); 18859 } 18860 18861 if (!ArrayUtils.isEmpty(after.splitNames)) { 18862 for (int i = 0; i < after.splitNames.length; i++) { 18863 final String splitName = after.splitNames[i]; 18864 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 18865 if (j != -1) { 18866 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 18867 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 18868 "Update split " + splitName + " revision code " 18869 + after.splitRevisionCodes[i] + " is older than current " 18870 + before.splitRevisionCodes[j]); 18871 } 18872 } 18873 } 18874 } 18875 } 18876 } 18877 18878 private static class MoveCallbacks extends Handler { 18879 private static final int MSG_CREATED = 1; 18880 private static final int MSG_STATUS_CHANGED = 2; 18881 18882 private final RemoteCallbackList<IPackageMoveObserver> 18883 mCallbacks = new RemoteCallbackList<>(); 18884 18885 private final SparseIntArray mLastStatus = new SparseIntArray(); 18886 18887 public MoveCallbacks(Looper looper) { 18888 super(looper); 18889 } 18890 18891 public void register(IPackageMoveObserver callback) { 18892 mCallbacks.register(callback); 18893 } 18894 18895 public void unregister(IPackageMoveObserver callback) { 18896 mCallbacks.unregister(callback); 18897 } 18898 18899 @Override 18900 public void handleMessage(Message msg) { 18901 final SomeArgs args = (SomeArgs) msg.obj; 18902 final int n = mCallbacks.beginBroadcast(); 18903 for (int i = 0; i < n; i++) { 18904 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 18905 try { 18906 invokeCallback(callback, msg.what, args); 18907 } catch (RemoteException ignored) { 18908 } 18909 } 18910 mCallbacks.finishBroadcast(); 18911 args.recycle(); 18912 } 18913 18914 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 18915 throws RemoteException { 18916 switch (what) { 18917 case MSG_CREATED: { 18918 callback.onCreated(args.argi1, (Bundle) args.arg2); 18919 break; 18920 } 18921 case MSG_STATUS_CHANGED: { 18922 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 18923 break; 18924 } 18925 } 18926 } 18927 18928 private void notifyCreated(int moveId, Bundle extras) { 18929 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 18930 18931 final SomeArgs args = SomeArgs.obtain(); 18932 args.argi1 = moveId; 18933 args.arg2 = extras; 18934 obtainMessage(MSG_CREATED, args).sendToTarget(); 18935 } 18936 18937 private void notifyStatusChanged(int moveId, int status) { 18938 notifyStatusChanged(moveId, status, -1); 18939 } 18940 18941 private void notifyStatusChanged(int moveId, int status, long estMillis) { 18942 Slog.v(TAG, "Move " + moveId + " status " + status); 18943 18944 final SomeArgs args = SomeArgs.obtain(); 18945 args.argi1 = moveId; 18946 args.argi2 = status; 18947 args.arg3 = estMillis; 18948 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 18949 18950 synchronized (mLastStatus) { 18951 mLastStatus.put(moveId, status); 18952 } 18953 } 18954 } 18955 18956 private final static class OnPermissionChangeListeners extends Handler { 18957 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 18958 18959 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 18960 new RemoteCallbackList<>(); 18961 18962 public OnPermissionChangeListeners(Looper looper) { 18963 super(looper); 18964 } 18965 18966 @Override 18967 public void handleMessage(Message msg) { 18968 switch (msg.what) { 18969 case MSG_ON_PERMISSIONS_CHANGED: { 18970 final int uid = msg.arg1; 18971 handleOnPermissionsChanged(uid); 18972 } break; 18973 } 18974 } 18975 18976 public void addListenerLocked(IOnPermissionsChangeListener listener) { 18977 mPermissionListeners.register(listener); 18978 18979 } 18980 18981 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 18982 mPermissionListeners.unregister(listener); 18983 } 18984 18985 public void onPermissionsChanged(int uid) { 18986 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 18987 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 18988 } 18989 } 18990 18991 private void handleOnPermissionsChanged(int uid) { 18992 final int count = mPermissionListeners.beginBroadcast(); 18993 try { 18994 for (int i = 0; i < count; i++) { 18995 IOnPermissionsChangeListener callback = mPermissionListeners 18996 .getBroadcastItem(i); 18997 try { 18998 callback.onPermissionsChanged(uid); 18999 } catch (RemoteException e) { 19000 Log.e(TAG, "Permission listener is dead", e); 19001 } 19002 } 19003 } finally { 19004 mPermissionListeners.finishBroadcast(); 19005 } 19006 } 19007 } 19008 19009 private class PackageManagerInternalImpl extends PackageManagerInternal { 19010 @Override 19011 public void setLocationPackagesProvider(PackagesProvider provider) { 19012 synchronized (mPackages) { 19013 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 19014 } 19015 } 19016 19017 @Override 19018 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 19019 synchronized (mPackages) { 19020 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 19021 } 19022 } 19023 19024 @Override 19025 public void setSmsAppPackagesProvider(PackagesProvider provider) { 19026 synchronized (mPackages) { 19027 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 19028 } 19029 } 19030 19031 @Override 19032 public void setDialerAppPackagesProvider(PackagesProvider provider) { 19033 synchronized (mPackages) { 19034 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 19035 } 19036 } 19037 19038 @Override 19039 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 19040 synchronized (mPackages) { 19041 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 19042 } 19043 } 19044 19045 @Override 19046 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 19047 synchronized (mPackages) { 19048 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 19049 } 19050 } 19051 19052 @Override 19053 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 19054 synchronized (mPackages) { 19055 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 19056 packageName, userId); 19057 } 19058 } 19059 19060 @Override 19061 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 19062 synchronized (mPackages) { 19063 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 19064 packageName, userId); 19065 } 19066 } 19067 19068 @Override 19069 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 19070 synchronized (mPackages) { 19071 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 19072 packageName, userId); 19073 } 19074 } 19075 19076 @Override 19077 public void setKeepUninstalledPackages(final List<String> packageList) { 19078 Preconditions.checkNotNull(packageList); 19079 List<String> removedFromList = null; 19080 synchronized (mPackages) { 19081 if (mKeepUninstalledPackages != null) { 19082 final int packagesCount = mKeepUninstalledPackages.size(); 19083 for (int i = 0; i < packagesCount; i++) { 19084 String oldPackage = mKeepUninstalledPackages.get(i); 19085 if (packageList != null && packageList.contains(oldPackage)) { 19086 continue; 19087 } 19088 if (removedFromList == null) { 19089 removedFromList = new ArrayList<>(); 19090 } 19091 removedFromList.add(oldPackage); 19092 } 19093 } 19094 mKeepUninstalledPackages = new ArrayList<>(packageList); 19095 if (removedFromList != null) { 19096 final int removedCount = removedFromList.size(); 19097 for (int i = 0; i < removedCount; i++) { 19098 deletePackageIfUnusedLPr(removedFromList.get(i)); 19099 } 19100 } 19101 } 19102 } 19103 19104 @Override 19105 public boolean isPermissionsReviewRequired(String packageName, int userId) { 19106 synchronized (mPackages) { 19107 // If we do not support permission review, done. 19108 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 19109 return false; 19110 } 19111 19112 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 19113 if (packageSetting == null) { 19114 return false; 19115 } 19116 19117 // Permission review applies only to apps not supporting the new permission model. 19118 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 19119 return false; 19120 } 19121 19122 // Legacy apps have the permission and get user consent on launch. 19123 PermissionsState permissionsState = packageSetting.getPermissionsState(); 19124 return permissionsState.isPermissionReviewRequired(userId); 19125 } 19126 } 19127 } 19128 19129 @Override 19130 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 19131 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 19132 synchronized (mPackages) { 19133 final long identity = Binder.clearCallingIdentity(); 19134 try { 19135 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 19136 packageNames, userId); 19137 } finally { 19138 Binder.restoreCallingIdentity(identity); 19139 } 19140 } 19141 } 19142 19143 private static void enforceSystemOrPhoneCaller(String tag) { 19144 int callingUid = Binder.getCallingUid(); 19145 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 19146 throw new SecurityException( 19147 "Cannot call " + tag + " from UID " + callingUid); 19148 } 19149 } 19150 19151 boolean isHistoricalPackageUsageAvailable() { 19152 return mPackageUsage.isHistoricalPackageUsageAvailable(); 19153 } 19154 19155 /** 19156 * Return a <b>copy</b> of the collection of packages known to the package manager. 19157 * @return A copy of the values of mPackages. 19158 */ 19159 Collection<PackageParser.Package> getPackages() { 19160 synchronized (mPackages) { 19161 return new ArrayList<>(mPackages.values()); 19162 } 19163 } 19164} 19165